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Curriculum vitae

Academic education

1997-2003 Studied economics at the University of Paderborn, specializing in marketing and business informatics: Marketing and Business Informatics; Degree: Dipl.-Kfm.

2007-2011 Doctorate at the Technical University of Munich, Chair of Information Systems; Degree: Dr. rer. pol.

2014-2019 Habilitation at the University of Kassel, Department of Information Systems; Degree: Dr. rer. pol. habil. (Private lecturer)

 

Work experience

2003-2005 Research assistant (project team member) at the Cooperative Computing & Communication Laboratory (C-LAB), Paderborn

2005-2006 Research assistant (project team member) in the KNOW-IT research project at the Faculty of Economics at Witten/Herdecke University

2007-2010 Research assistant (for doctorate) at the Chair of Information Systems (Prof. Dr. Helmut Krcmar), Technical University of Munich (scholarship "Communities of Innovation" as part of the dissertation funding program CVLBA (Center for Very Large Business Application) of SAP AG)

2011-2013 Post-doctoral research assistant (project manager for the EU project "The Open Innovation Project" and research group leader) at the Department of Information Systems (Prof. Dr. Jan Marco Leimeister), University of Kassel

April 2013 to March 2014 Representation of the W3 Chair of Information Systems at the University of Kassel

September and October 2013 research stay at the Institute for Information Systems at the University of St. Gallen, Switzerland

since 2014 Research Fellow at the Institute for Information Systems (Competence Center Crowdsourcing) at the University of St. Gallen, Switzerland

since April 2014 Academic Councillor (currently) (habilitation candidate, research group leader and project leader) at the Department of Information Systems (Prof. Dr. Jan Marco Leimeister), University of Kassel (currently on leave to hold a deputy professorship)

April 2018 to September 2019 Representation of the WIFU Endowed Chair for Corporate Entrepreneurship & Digitalization in Family Businesses, Witten Institute for Family Business (WIFU), Faculty of Business Administration and Economics, Witten/Herdecke University

since October 2019 Substitute (W3) for the Chair of Business Administration, in particular Information Management at the FernUniversität Hagen(www.uni-hagen.de/bima)

Awards

2008 Gratification of the Technical University of Munich for special research achievements in the dissertation scholarship "Communities of Innovations"

2013 Emerald Citation of Excellence Award for the scientific article "Leveraging Crowdsourcing: Activation-Supporting Components for IT-Based Ideas Competition" in the Journal of Management Information Systems

2013 Best Paper Award nomination for the article "12 Years of GENEX Framework: What Did Practice Learn from Science in Terms of Web-Based Ideation?" at the International Conference on Information Systems (WI2013)

2013 Award for the course "Creating Innovative Services" as an innovative teaching concept as part of the teaching innovation competition of the University of Kassel

2014 Best Paper Award for the paper "Analyzing Governance Mechanisms for Crowdsourcing Information Systems: A Multiple Case Analysis" at the European Conference on Information Systems (ECIS 2014)

2014 Award for the project "Unikat Crowdfunding" by the Stifterverband der Deutschen Wissenschaft

2016 Best Conference Track Paper Award and Best Overall Conference Paper Award nomination for the paper "Promoting the Quality of User Generated Ideas in Online Innovation Communities: A Knowledge Collaboration Perspective" at the International Conference on Information Systems (ICIS 2016)

2020 Best Research-in-Progress Paper Award of the European Conference on Information Systems (ECIS 2020) for the paper "Which Motivations Boost Idea Quality? Exploring the Impact of Customers' Motives for Participating in Virtual Ideas Communities on Ideation Outcome"

Research interests

  • The IS perspective on Crowdsourcing for Innovation/Open Innovation
  • IT-support for Business Model Innovation
  • Consumer behavior on the Internet
  • Internet-based business models, in particular Crowdfunding- and Crowdsourcing-Systems

Selected publications

Leimeister, J. M.; Huber, M.; Bretschneider, U.; Krcmar, H. (2009): Leveraging Crowdsourcing: Activation-Supporting components for IT-based ideas competition, in: Journal of Management Information Systems (JMIS), Vol. 26, No. 1, pp. 197-224

Bretschneider, U.; Hartmann, M.; Leimeister, J.M. (2015): Fostering Ideation Among Patients: Exaptation of Web-based Ideation Platforms as Health 2.0 Tools for Virtual Patient Communities, in: Proceedings of the International Conference on Information Systems (ICIS 2015), December 13-16, 2015, Fort Worth, Texas/USA

Ebel, P.; Bretschneider, U.; Leimeister, J.M. (2016): Leveraging Virtual Business Model Innovation: A Framework for Designing New Business Model Development Tools, in: Information Systems Journal (ISJ), accepted for publication

Bretschneider, U.; Leimeister, J.M. (2017): Not Just An Ego Trip: Exploring Backers' Motivation for Funding in Incentive-Based Crowdfunding, in: Journal of Strategic Information Systems (JSIS), Vol. 26, pp. 246-260

Project management and acquisition

Publications

2025[ to top ]
  • Lange, K.; Refflinghaus, R.; Hupe, A.; & Bretschneider, U. (2025): Qualitätsmanagementgerechte Nutzung crowdbasierter Arbeit durch KMU. In: Bracke, S., & Heß, P. (Eds.), Neue Methoden und Trends in der Qualitätswissenschaft (pp. 209–221). Wiesbaden: Springer Vieweg, Wiesbaden.
2024[ to top ]
  • Geffers, K.; Bretschneider, U.; & Eilers, K. (2024): Conceptualizing the Agile Mindset in Agile Software Development Teams. In: International Conference on Wirtschaftsinformatik (WI 2024). Würzburg, Germany.
  • Freise, L. R.; & Bretschneider, U. (2024): Completing the Skills Puzzle: Developing a Skills Profile Data Model. In: 19. Internationale Tagung der Wirtschaftsinformatik (Wi24). Würzburg, Germany.
  • Hupe, A.; Lange, K.; Bretschneider, U.; & Refflinghaus, R. (2024): Governing the Crowd: Developing Reference Process Modules for the Governance of the Crowd on Online Labour Platforms. In: International Working Seminar on Production Economics (IWSPE). Innsbruck, Austria.
  • Geffers, K.; Bretschneider, U.; Eilers, K.; & Oeste-Reiß, S. (2024): Leading Teams in Today’s Dynamic Organizations: The Core Characteristics of Agile Leadership. In: Hawaii International Conference on System Sciences (HICSS). Waikiki, Hawaii, USA.
  • Geffers, K.; Bretschneider, U.; & Eilers, K. (2024): Exploring Individuals’ Psychological Factors as Predictors of Workforce Agility in Software Development Teams. In: International Conference on Information Systems (ICIS). Bangkok, Thailand.
  • Ritz, E.; Freise, L.; Elshan, E.; Rietsche, R.; & Bretschneider, U. (2024): What to Learn Next? Designing Personalized Learning Paths for Re-&Upskilling in Organizations. In: Hawaii International Conference on System Sciences (HICSS). Waikiki, Hawaii, USA.
  • Freise, L. R.; Bretschneider, U.; & Oeste-Reiss, S. (2024): Skills in Flux – Challenges in AI-based Skills Management and Skills Profiles. In: 19. Internationale Tagung der Wirtschaftsinformatik (Wi24). Würzburg, Germany.
2023[ to top ]
  • Hupe, A.; & Bretschneider, U. (2023): Smarter Crowdwork by Applying Smart Contracts? European Conference on Information Systems. In: European Conference on Information Systems (ECIS). Kristiansand, Norway.
  • Lange, K.; Refflinghaus, R.; Hupe, A.; & Bretschneider, U. (2023): Establishing a Comprehensive Quality Management for the Use of Crowd-based Mechanisms by SMEs. In: International Conference on Production Research (ICPR). Cluj-Napoca, Romania.
  • Hupe, A.; & Bretschneider, U. (2023): Revolutionizing Crowdworking Campaigns: Conquering Adverse Selection and Moral Hazard with the Help of Smart Contracts. In: International Conference on Information Systems (ICIS). Hyderabad, India.
  • Herde, M.; Huseljic, D.; Sick, B.; Bretschneider, U.; & Oeste-Reiss, S. (2023): Who knows best? A Case Study on Intelligent Crowdworker Selection via Deep Learning. In: International Workshop & Tutorial on Interactive Adaptive Learning (IAL). Torino, Italy.
  • Hupe, A.; Bretschneider, U.; Lange, K.; Trostmann, T.; Stubbemann, L.; Leimeister, J. M.; & Refflinghaus, R. (2023): Barriers of SMEs in Adopting Crowdsourcing and -working and Strategies to Overcome Them. ITeG Technical Reports (Vol. 16). Kassel, Germany: Kassel University Press (kup).
  • Freise, L. R.; & Bretschneider, U. (2023): Automized Assessment for Professional Skills – A Systematic Literature Review and Future Research Avenues. In: Internationale Tagung Wirtschaftsinformatik (WI). Paderborn, Germany.
2022[ to top ]
  • Hupe, A.; & Bret­schnei­der, U. (2022): How to Govern the Crowd? Governance Mechanisms in Crowd Work. In: Pre-ICIS Workshop on the Changing Nature of Work (SIG 11th CNoW). Copenhagen, Denmark.
  • Hupe, A.; Bretschneider, U.; Trostmann, T.; & Stubbemann, L. (2022): Barriers for SMEs in Adopting Crowdsourcing. In: 35th Bled eConference Digital Restructuring and Human (Re)action (pp. 233–248). Maribor, Slovenia: University of Maribor Press.
2021[ to top ]
  • Bretschneider, U. (2021): Exploring the Impact of Crowd Members’ Motivation on Idea Quality in Online Innovation Communities. In: Annual Meeting of the Academy of Management (AOM).
2020[ to top ]
  • Bretschneider, U. (2020): Which Motivations Boost Idea Quality? Exploring the Impact of Customers’ Motives for Participating in Virtual Ideas Communities on Ideation Outcome. In: European Conference on Information Systems (ECIS). Marrakesch, Marokko.
  • Bretschneider, U.; Ebel, P. A.; & Leimeister, J. M. (2020): Open Business Model Innovation via the Internet: How Digital Technologies Can Improve the Quality of Business Models. In: International Journal of Innovation and Technology Management (IJITM), Ausgabe/Nummer: 2, Vol. 18, Erscheinungsjahr/Year: 2020. p. 2040004.
  • Lipusch, N.; Dellermann, D.; Bretschneider, U.; Ebel, P.; & Leimeister, J. M. (2020): Designing for Crowdfunding Co-creation: How to Leverage the Potential of Backers for Product Development. In: Business & Information Systems Engineering (BISE), Ausgabe/Nummer: 6, Vol. 62, Erscheinungsjahr/Year: 2020. pp. 483–499.
  • Kunz, M. M.; Bretschneider, U.; & Leimeister, J. M. (2020): Reward-based Crowdfunding. In: Kollmann, T. (Ed.), Handbuch Digitale Wirtschaft (1st ed., pp. 755–787). Wiesbaden, Germany: Springer Gabler.
  • Blohm, I.; Zogaj, S.; Bretschneider, U.; & Leimeister, J. M. (2020): How to Manage Crowdsourcing Platforms Effectively. In: NIM Marketing Intelligence Review, Ausgabe/Nummer: 1, Vol. 12, Erscheinungsjahr/Year: 2020. pp. 18–23.
2019[ to top ]
  • Bretschneider, U.; Heider, A.; Rüsen, T.; & Hülsbeck, M. (2019): Diffusion von digitalen Technologien und Trends in Familienunternehmen. In: Kollmann, T. (Ed.), Handbuch Digitale Wirtschaft. Wiesbaden, Germany: Springer Gabler.
  • Lipusch, N.; Dellermann, D.; Ebel, P.; Bretschneider, U.; & Leimeister, J. M. (2019): Radically Rethinking the Way Crowdfunding Works: The Case of Jumpstartfund and the Hyperloop. In: International Journal of Entrepreneurial Venturing (IJEV), Ausgabe/Nummer: 6, Vol. 11, Erscheinungsjahr/Year: 2019. pp. 598–619.
  • Gerken, M.; Bretschneider, U.; & Hülsbeck, M. (2019): More Than a Need for Knowledge: Understanding Drivers for Knowledge Seeking and Knowledge Sharing Behavior in Online Communities. In: International Conference on Information Systems (ICIS). Munich, Germany.
2018[ to top ]
  • Klesel, M.; Kampling, H.; Bretschneider, U.; & Niehaves, B. (2018): Does the Ability to Choose Matter? On the Relationship between Bring-your-own Behavior and IT Satisfaction. In: Communications of the Association for Information Systems, Ausgabe/Nummer: 36, Vol. 43, Erscheinungsjahr/Year: 2018. pp. 690–710.
  • Blohm, I.; Zogaj, S.; Bretschneider, U.; & Leimeister, J. M. (2018): How to Manage Crowdsourcing Platforms Effectively?. In: California Management Review (CMR), Ausgabe/Nummer: 2, Vol. 60, Erscheinungsjahr/Year: 2018. pp. 122–149.
2017[ to top ]
  • Bretschneider, U.; Hartmann, M.; & Leimeister, J. M. (2017): Keep them alive! Design and Evaluation of the "Community Fostering Reference Model". In: Business Information System & Engineering (BISE), Ausgabe/Nummer: 6, Vol. 60, Erscheinungsjahr/Year: 2017. pp. 493–511.
  • Kunz, M. M.; Englisch, O.; & Bretschneider, U. (2017): Build your city! - Engaging citizens in crowdfunding projects. In: European Conference on Information Systems (ECIS). Guimarães, Portugal.
  • Scheiner, C.; Haas, P.; Bretschneider, U.; Blohm, I.; & Leimeister, J. M. (2017): Obstacles and Challenges in the Use of Gamification for Virtual Idea Communities. In: Stieglitz, S., Lattemann, C., Robra-Bissantz, S., Zarnekow, R., & Brockmann, T. (Eds.), Gamification - Using Game Elements in Serious Contexts (pp. 65–76). Cham: Springer.
  • Bretschneider, U.; & Leimeister, J. M. (2017): Not Just An Ego Trip: Exploring Backers’ Motivation for Funding in Incentive-Based Crowdfunding. In: Journal of Strategic Information Systems (JSIS), Ausgabe/Nummer: 4, Vol. 26, Erscheinungsjahr/Year: 2017. pp. 246–260.
  • Lipusch, N.; Bretschneider, U.; & Leimeister, J. M. (2017): Crowdfunding zur Gründungsfinanzierung von Start-ups aus dem universitären Bereich. In: Crowd Entrepreneurship: Das Gründungsgeschehen im Wandel (pp. 189–215). Springer Gabler.
  • Kunz, M. M.; Bretschneider, U.; Erler, M.; & Leimeister, J. M. (2017): An Empirical Investigation of Signaling in Reward-Based Crowdfunding. In: Electronic Commerce Research, Ausgabe/Nummer: 3, Vol. 17, Erscheinungsjahr/Year: 2017. pp. 425–461.
2016[ to top ]
  • Kunz, M. M.; Ruth, L.; & Bretschneider, U. (2016): Crowdfund your City: Empirische Studie zum Einsatz des Crowdfundings als Finanzierungsinstrument für Städte, Länder und Kommunen. In: 78. Jahrestagung des VHB. München.
  • Kunz, M. M.; Bretschneider, U.; & Leimeister, J. M. (2016): Woohoo TinkerBots! The Marketing Effect of Crowdfunding. In: International Conference on Information Systems (ICIS). Dublin, Ireland.
  • Ebel, P.; Bretschneider, U.; & Leimeister, J. M. (2016): Leveraging Virtual Business Model Innovation: A Framework for Designing New Business Model Development Tools. In: Information Systems Journal (ISJ).
  • Ay, G.; Zogaj, S.; & Bretschneider, U. (2016): Erfolgreiche Crowd Governance – Projektspezifische Steuerungs- und Kontrollmechanismen auf wettbewerbsbasierten Crowdsourcing-Plattformen. In: Working Paper Series, Nr. 15. Kassel, Germany.
  • Bretschneider, U.; & Zogaj, S. (2016): Exploring Strategies for Capturing Customer’s Tacit Knowledge in Customer Integration Methods. In: International Journal of Knowledge Management (IJKM), Ausgabe/Nummer: 2, Erscheinungsjahr/Year: 2016. pp. 1–19.
  • Kunz, M. M.; Englisch, O.; Beck, J.; & Bretschneider, U. (2016): Sometimes You Win, Sometimes You Learn – Success Factors in Reward-Based Crowdfunding. In: Multikonferenz Wirtschaftsinformatik (MKWI). Ilmenau.
  • Ebel, P.; Bretschneider, U.; & Leimeister, J. M. (2016): Can the Crowd Do the Job? Exploring the Effects of Integrating Customers into a Company’s Business Model Innovation International Journal of Innovation Management. In: International Journal of Innovation Management (IJIM).
  • Bretschneider, U.; & Leimeister, J. M. (2016): Motivation for Open Innovation and Crowdsourcing: Why Does the Crowd Engage in Virtual Ideas Communities?. In: Egger, R., Gula, I., & Walcher, D. (Eds.), Open Tourism: Open Innovation, Crowdsourcing and Co-Creation Challenging the Tourism Industry (pp. 109–120). Springer Berlin Heidelberg.
  • Ye, J.; Blohm, I.; Breschneider, U.; Goswami, S.; Leimeister, J. M.; & Krcmar, H. (2016): Promoting the Quality of User Generated Ideas in Online Innovation Communities: A Knowledge Collaboration Perspective. In: International Conference on Information Systems (ICIS). Dublin,Ireland.
  • Lipusch, N.; & Bretschneider, U. (2016): Get the Balance Right: Can Normative Appeals Encourage Funders to Support Selected Crowdfunding Campaigns?. In: European Conference on Information Systems (ECIS). Istanbul, Turkey.
  • Lipusch, N.; Bretschneider, U.; & Leimeister, J. M. (2016): Backer Empowerment in Crowdfunding: How Participation beyond Funding Influences Support Behavior. In: Pre-ICIS Workshop on the Digitization of the Individual (DOTI). Dublin, Ireland.
2015[ to top ]
  • Bretschneider, U.; Gierczak, M.; Sonnick, A.; & Leimeister, J. M. (2015): Auf der Jagd nach dem günstigsten Preis: Was beeinflusst die Kaufabsicht von Nutzern von Produkt- und Preisvergleichsseiten?. In: Linnhoff-Popien, C., Zaddach, M., & Grahl, A. (Eds.), Marktplätze im Umbruch - Digitale Strategien für Services im Mobilen Internet (ISBN: 978-3-662-43782-7) (pp. 43–53). Wiesbaden: Springer Vieweg.
  • Bretschneider, U.; Leimeister, J. M.; & Mathiassen, L. (2015): IT-enabled Product Innovation: Customer Motivation for Participating in Virtual Idea Communities. In: International Journal of Product Development, Ausgabe/Nummer: 2, Vol. 20, Erscheinungsjahr/Year: 2015. pp. 126–141.
  • Leimeister, J. M.; Zogaj, S.; Durward, D.; & Bretschneider, U. (2015): Neue Geschäftsfelder durch Crowdsourcing: Crowd-basierte Start-ups als Arbeitsmodell der Zukunft. In: Hoffmann, R., & Bogedan, C. (Eds.), Arbeit der Zukunft – Möglichkeiten nutzen – Grenzen setzen (pp. 141–158). Frankfurt am Main: Campus Verlag.
  • Bretschneider, U.; & Gierczak, M. M. (2015): Geiz ist geil: Empirische Untersuchung des Einflusses von Produkt- und Preisvergleichsseiten im Internet auf die Kaufabsicht ihrer Nutzer. In: 77. Jahrestagung des VHB. Wien, Österreich.
  • Bretschneider, U.; Hartmann, M.; & Leimeister, J. M. (2015): Fostering Ideation Among Patients: Exaptation of Web-based Ideation Platforms as Health 2.0 Tools for Virtual Patient Communities. In: International Conference on Information Systems (ICIS). Fort Worth, Texas, USA.
  • Gierczak, M. M.; Englisch, O.; & Bretschneider, U. (2015): Minding the Gap – An Expectation-Disconfirmation Approach to Reward-Based Crowdfunding. In: European Conference on Information Systems (ECIS). Münster, Germany.
  • Zogaj, S.; Leicht, N.; Blohm, I.; Bretschneider, U.; & Leimeister, J. M. (2015): Towards Successful Crowdsourcing Projects: Evaluating the Implementation of Governance Mechanisms. In: International Conference on Information Systems (ICIS). Fort Worth, USA.
  • Gierczak, M. M.; Bretschneider, U.; Haas, P.; Blohm, I.; & Leimeister, J. M. (2015): Crowdfunding - Outlining the New Era of Fundraising. In: Gajda, O., & Brüntje, D. (Eds.), Crowdfunding in Europe – State of The Art in Theory And Practice; FGF Studies in Small Business and Entrepreneurship (pp. 7–23). Cham: Springer Science + Business Media.
  • Silka, K.; Zogaj, S.; & Bretschneider, U. (2015): Wie sollte die Crowd gesteuert werden? Identifizierung geeigneter Steuerungs- und Kontrollmechanismen für Crowdsourcing-Intermediäre. In: Working Paper Series, Nr. 11. Kassel, Germany.
  • Weber, M.; Zogaj, S.; & Bretschneider, U. (2015): Management von Crowdsourcing-Initiativen: Eine qualitative Analyse von Plattformbetreibern. In: Working Paper Series, Nr. 10. Kassel, Germany.
2014[ to top ]
  • Bretschneider, U.; Knaub, K.; & Wieck, E. (2014): Motivations for Crowdfunding: What Drives the Crowd to Invest in Start-ups?. In: European Conference on Information Systems (ECIS). Tel Aviv, Israel.
  • Zogaj, S.; Bretschneider, U.; & Leimeister, J. M. (2014): Managing Crowdsourced Software Testing – A Case Study Based Insight on the Challenges of a Crowdsourcing Intermediary. In: Journal of Business Economics (JBE) (DOI: 10.1007/s11573-014-0721-9), Ausgabe/Nummer: 3, Vol. 84, Erscheinungsjahr/Year: 2014. pp. 375–405.
  • Kipp, P.; Bittner, E. A. C.; Bretschneider, U.; & Leimeister, J. M. (2014): User collaboration for idea elaboration. In: Mulitkonferenz Wirtschaftsinformatik (MKWI). Paderborn, Germany.
  • Bretschneider, U.; Ebel, P.; Zogaj, S.; & Leimeister, J. M. (2014): Not Only for Ideation, But Also for Signaling: Incorporating User-Profile-Webpages into Virtual Ideas Communities. In: Proceedings of The 10th International Symposium on Open Collaboration (OpenSym ’14). Berlin, Germany.
  • Simmert, B.; Ebel, P.; & Bretschneider, U. (2014): Empirische Erkenntnisse zur Nutzung des Business Model Canvas. In: Working Paper Series, Nr. 5 (pp. 1–52). Kassel, Germany.
  • Müller, C.; & Bretschneider, U. (2014): Internetbedingte Geschäftsmodellinnovationen: Auswirkungen des Internets auf die Geschäftsmodelle etablierter Tageszeitungen. In: Mulitkonferenz Wirtschaftsinformatik (MKWI). Paderborn, Germany.
  • Zogaj, S.; & Bretschneider, U. (2014): Analyzing Governance Mechanisms for Crowdsourcing Information Systems - A Multiple Case Analysis. In: European Conference on Information Systems (ECIS). Tel Aviv, Israel.
  • Ebel, P.; Bretschneider, U.; & Leimeister, J. M. (2014): Pyramiding 2.0: Exaptation of the Pyramiding Approach to Recruit New Idea Contributors for a Virtual Ideas Competition. In: International Conference on Information Systems (ICIS). Auckland, New Zealand.
  • Gierczak, M. M.; Bretschneider, U.; & Leimeister, J. M. (2014): Is all that Glitters Gold? Exploring The Effects of Perceived Risk on Backing Behavior in Reward-based Crowdfunding. In: International Conference on Information Systems (ICIS). Auckland, New Zealand.
2013[ to top ]
  • Ebel, P.; Bretschneider, U.; & Leimeister, J.-M. (2013): The Lead User Method for SME - a Guidebook for Practitioners and Facilitators. Kassel, Germany: Chair for Information Systems, Kassel University.
  • Ebel, P.; Zogaj, S.; Bretschneider, U.; & Leimeister, J. M. (2013): Look at Me - Using Signaling Theory to Design Profile Functionalities for Virtual Ideas Communities. In: R&D Management Conference. Manchester, United Kingdom.
  • Wieck, E.; Bretschneider, U.; & Leimeister, J. M. (2013): Funding from the crowd: An internet-based crowdfunding platform to support business set-ups from universities. In: International Journal of Cooperative Information Systems (IJCIS), Ausgabe/Nummer: 3, Vol. 22, Erscheinungsjahr/Year: 2013. p. 12.
  • Zogaj, S.; & Bretschneider, U. (2013): Crowdtesting with testCloud – Managing the Challenges of an Intermediary. In: European Conference on Information Systems (ECIS). Utrecht, The Netherlands.
  • Hartmann, M.; Bretschneider, U.; & Leimeister, J. M. (2013): Patients as innovators - The development of innovative ideas with the Ideenschmiede. In: Wirtschaftsinformatik Konferenz (WI). Leipzig, Germany.
  • Kipp, P.; Bittner, E. A. C.; Hoffmann, A.; Bretschneider, U.; & Leimeister, J. M. (2013): Collaborative Idea Elaboration on Web-Based Ideation Platforms. In: Eighth International Conference on Design Science Research in Information Systems and Technology (DESRIST). Helsinki, Finland.
  • Zogaj, S.; Bretschneider, U.; & Leimeister, J. M. (2013): Crowdtesting with testCloud – Managing the Challenges of a Crowdsourcing Intermediary. In: Case Study Series; Reference no. 313-212-8.
  • Kipp, P.; Wieck, E.; Bretschneider, U.; & Leimeister, J. M. (2013): 12 Years of GENEX Framework: What did Practice Learn from Science in Terms of Web-Based Ideation?. In: Wirtschaftsinformatik Konferenz (WI) 2013. Leipzig, Germany.
2012[ to top ]
  • Hartmann, M.; Bretschneider, U.; Prinz, A.; & Leimeister, J. M. (2012): Patienten als Innovatoren – Eine modulare Erweiterung einer Patientencommunity zur Ideenschmiede. In: Informatik 2012 - Game IT: Der Einsatz von IT-basierten Spielen und Spielmechaniken im organisationalen Kontext. Braunschweig, Germany.
  • Ebel, P.; Bretschneider, U.; & Leimeister, J. M. (2012): Erarbeitung eines Workshopdesigns zur weiteren Ausarbeitung der Ergebnisse einer virtuellen Ideencommunity. In: Proceedings zum Workshop Gemeinschaft in Neuen Medien (GeNeMe 12). Dresden, Germany.
  • Leimeister, J.; & Bretschneider, U. (2012): IT-gestützter Ideenwettbewerb. In: Achatz, R., Braun, M., & Sommerlatte, T. (Eds.), Fachlexikon Technologie- und Innovationsmanagement (pp. 216–218). Düsseldorf, Germany: Symposium Verlag.
  • Zogaj, S.; & Bretschneider, U. (2012): Customer Integration in New Product Development: A Literature Review Concerning the Appropriateness of Different Customer Integration Methods to Attain Customer Knowledge. In: European Conference on Information Systems (ECIS). Barcelona, Spain.
  • Kipp, P.; & Bretschneider, U. (2012): Collaboration Engineering to Improve the Idea Quality in Ideas Communities. In: European Conference on Information Systems (ECIS). Barcelona, Spain.
  • Zogaj, S.; Kipp, P.; Ebel, P.; Bretschneider, U.; & Leimeister, J. M. (2012): Towards Open Innovation In Universities: Fostering the Inside-Out-Process Using Ideas Competitions. In: European Academy of Management Conference (EURAM). Rotterdam, Netherlands.
  • Ye, H.; Kanhanhalli, A.; Huber, M. J.; Bretschneider, U.; Blohm, I.; Goswami, S.; … Krcmar, H. (2012): Collaboration and the Quality of User Generated Ideas in Online Innovation Communities. In: Proceedings of the Academy of Management 2012 Annual Meeting; 3. - 7. August 2012. Boston/Massachusetts, USA.
  • Bretschneider, U.; Zogaj, S.; & Leimeister, J. (2012): Wettbewerb vs. Kollaboration: Wie verhalten sich Teilnehmer in Ideenwettbewerben und Ideen Communities?. In: VHB Jahrestagung 2012. Bozen/Bolzano, Italy.
  • Hartmann, M.; Bretschneider, U.; & Leimeister, J. M. (2012): Establishing Online Communities - Only trial & error?. In: International Society for Professional Innovation Management (ISPIM). Barcelona, Spain.
  • Ebel, P.; Bretschneider, U.; & Leimeister, J. M. (2012): Ideas Contributors Wanted - Towards The Adaption Of the Pyramiding Approach to Recruit New Idea Contributors For An Virtual Ideas Competition. In: European Academy of Management Conference (EURAM). Rotterdam, Netherlands.
  • Hartmann, M.; Bretschneider, U.; & Leimeister, J. M. (2012): Making patients to innovators - The case of the Ideenschmiede. In: R&D Management Conference. Grenoble, France.
  • Kipp, P.; Zogaj, S.; Ebel, P.; Bretschneider, U.; & Leimeister, J. M. (2012): Introducing Open Innovation to Universities - How to Increase Universities Innovativeness. In: International Society for Professional Innovation Management (ISPIM). Barcelona, Spain.
  • Bretschneider, U.; Rajagopalan, B.; & Leimeister, J. M. (2012): Idea Generation in Virtual Communities for Innovation: The Influence of Participants’ Motivation on Idea Quality. In: 45. Annual Hawaii International Conference on System Sciences (HICSS). Grand Wailea, Maui.
  • Bretschneider, U.; & Leimeister, J. M. (2012): RFID-Technologie für das Eventmanagement. In: WiK-Zeitschrift für die Sicherheit der Wirtschaft, Ausgabe/Nummer: 5, Erscheinungsjahr/Year: 2012. pp. 38–40.
2011[ to top ]
  • Bretschneider, U.; & Leimeister, J. M. (2011): Schöne neue Crowdsourcing Welt: Billige Arbeitskräfte, Weisheit der Massen?. In: Meißner, K., & Engelien, M. (Eds.), Proceedings zum Workshop Gemeinschaft in Neuen Medien (GeNeMe 11) (pp. 1–13). Dresden, Germany.
  • Blohm, I.; Bretschneider, U.; Leimeister, J. M.; & Krcmar, H. (2011): Does Collaboration Among Participants Lead to Better Ideas in IT-Based Idea Competitions? An Empirical Investigation. In: International Journal of Networking and Virtual Organisations, Ausgabe/Nummer: 2, Vol. 9, Erscheinungsjahr/Year: 2011. pp. 106–122.
  • Bretschneider, U.; & Leimeister, J. M. (2011): Crowdsourcing. In: Sommerlatte, T., Achatz, R., & Braun, M. (Eds.), Fachlexikon Technologie- und Innovationsmanagement.
  • Bretschneider, U.; Blohm, I.; Fähling, J.; Huber, J. M.; Riedl, C.; Leimeister, J. M.; & Krcmar, H. (2011): IT zur Unterstützung der Kundenintegration in den Innovationsprozess. In: Information Management und Consulting, Vol. 26, Erscheinungsjahr/Year: 2011. pp. 52–57.
  • Bretschneider, U.; Leimeister, J. M.; & Krcmar, H. (2011): Der Einsatz von RFID im ÖPNV: Vorteile für Verkehrsbetriebe und Akzeptanz unter Fahrgästen. In: RFID im Blick.
  • Bretschneider, U.; & Leimeister, J. M. (2011): Ideen-Community. In: Sommerlatte, T., Achatz, R., & Braun, M. (Eds.), Fachlexikon Technologie- und Innovationsmanagement.
  • Bretschneider, U.; & Leimeister, J. M. (2011): Getting customers’ motives: Lean on motivation theory for designing virtual ideas communities. In: IFIP Working Group 8.6.
2010[ to top ]
  • Blohm, I.; Bretschneider, U.; Leimeister, J. M.; & Krcmar, H. (2010): Does collaboration among participants lead to better ideas in IT-based idea competitions - An empirical investigation. In: Hawai’i International Conference on System Sciences (HICSS) 2010. Kauai, USA.
  • Blohm, I.; Bretschneider, U.; Huber, M.; Möslein, K.; Koch, M.; Rieger, M.; … Krcmar, H. (2010): IT als Enabler offener Innovationsprozesse. In: Jacobsen, H., & Schallock, B. (Eds.), Innovationsstrategien jenseits traditionellen Managements, Tagungsband der Ersten Tagung des Förderschwerpunkts des BMBF. Fraunhofer IRB Verlag.
  • Blohm, I.; Ott, F.; Bretschneider, U.; Huber, M.; Rieger, M.; Glatz, F.; … Krcmar, H. (2010): Extending Open Innovation Platforms into the real world - Using Large Displays in Public Spaces. In: 10. European Academy of Management Conference (EURAM) 2010. Rome, Italy.
2009[ to top ]
  • Bretschneider, U.; Leimeister, J. M.; & Krcmar, H. (2009): Methoden der Kundenintegration in den Innovationsprozess - Eine Bestandsaufnahme. In: Arbeitspapiere Nr. 34 des Lehrstuhls für Wirtschaftsinformatik.
  • Huber, M. J.; Bretschneider, U.; Leimeister, J. M.; & Krcmar, H. (2009): Making innovation happen: Tool-support for software related communities for innovations. In: Pipek, V., & Rohde, M. (Eds.), International Reports on Socio-Informatics - Open Design Spaces Supporting User Innovation. International Workshop on Open Design Spaces (ODS) 2009. Bonn, Germany.
  • Blohm, I.; Bretschneider, U.; Huber, J. M.; Leimeister, J. M.; & Krcmar, H. (2009): Collaborative Filtering in Ideenwettbewerben - Evaluation zweier Skalen zur Teilnehmer-Bewertung in Ideenwettbewerben. In: Engelien, M., & Homann, J. (Eds.), GeNeMe 2009 - Gemeinschaften in neuen Medien: Virtual Enterprises, Communities & Social Networks (pp. 365–378). Dresden, Germany: Joseph Eul Verlag.
  • Leimeister, J. M.; Huber, M.; Bretschneider, U.; & Krcmar, H. (2009): Leveraging Crowdsourcing: Activation-Supporting components for IT-based ideas competition. In: Journal of Management Information Systems (JMIS), Ausgabe/Nummer: 1, Vol. 26, Erscheinungsjahr/Year: 2009. pp. 197–224.
  • Bretschneider, U.; Leimeister, J. M.; & Krcmar, H. (2009): RFID-Systeme für Messen und Konferenzen - Untersuchung der Einflussgrößen auf die Besucherakzeptanz. In: Proceedings of Mobilität und mobile Informationssysteme (MMS). Münster, Germany.