Universität zu Köln

Mertens, Willem and Recker, Jan C. ORCID: 0000-0002-2072-5792 (2020). How store managers can empower their teams to engage in constructive deviance: Theory development through a multiple case study. Journal of Retailing and Consumer Services, 52 (101937).

Zeiss, Roman ORCID: 0000-0002-1366-3095 (2019). Contribution of Information Systems to the Circular Economy in the Digital Age: Preliminary Discussion of Results of a Systematic Literature Review. In: Smart Cities/Smart Regions – Technische, wirtschaftliche und gesellschaftliche Innovationen : Konferenzband zu den 10. BUIS-Tagen, pp. 765-778. Wiesbaden: Springer Vieweg. ISBN 978-3-658-25209-0

Werder, Karl and Heckmann, Carl Simon (2019). Ambidexterity in Information Systems Research: Overview of Conceptualizations, Antecedents, and Outcomes. Journal of Information Technology Theory and Application, 20 (1). Association for Information Systems. ISSN 1532-4516

Zeiss, Roman ORCID: 0000-0002-1366-3095 (2019). Agent-based Modelling and Simulation of Circular Economy Scenarios. In: Policy, Awareness, Sustainability and Systems (PASS) 2019, 26 Juli 2019, Köln. Speech.

Zeiss, Roman ORCID: 0000-0002-1366-3095 (2019). Digitalisierung und Circular Packaging: Trends, Herausforderungen, Chancen. In: PwC Circular-Packaging-Workshop, 24. Juli 2019, Frankfurt am Main. Speech.

Zeiss, Roman ORCID: 0000-0002-1366-3095 (2019). Information Flows in Circular Economy Practices. In: Proceedings of the 27th European Conference on Information Systems (ECIS), pp. 1-17. Stockholm & Uppsala, Sweden: ISBN 978-1-7336325-0-8

Zobel, Benedikt, Werder, Karl, Berkemeier, Lisa and Thomas, Oliver (2019). The Role of Early User Participation in Discovering Software – A Case Study from the Context of Smart Glasses. In: Human practice, digital ecologies, our future : 14. Internationale Tagung Wirtschaftsinformatik (WI 2019) : Tagungsband, pp. 1235-1250. Siegen: Universität Siegen.

Werder, Karl, Li, Ye, Maedche, Alexander and Ramesh, Balasubramaniam (2019). Software Development Process Ambidexterity and Project Performance: A Coordination Cost-Effectiveness View. IEEE transactions on software engineering. Piscataway, NJ: IEEE. ISSN 1939-3520

Recker, Jan C. ORCID: 0000-0002-2072-5792, Indulska, Marta, Green, Peter, Burton-Jones, Andrew and Weber, Ron (2019). Information Systems as Representations: A Review of the Theory and Evidence. Journal of the Association for Information Systems : JAIS, 20 (6). pp. 735-786. AIS. ISSN 1536-9323

Recker, Jan C. ORCID: 0000-0002-2072-5792 and Green, Peter (2019). How do Individuals Interpret Multiple Conceptual Models? A Theory of Combined Ontological Completeness and Overlap. Journal of the Association for Information Systems : JAIS, 20 (8). pp. 1210-1241. AIS. ISSN 1536-9323

Zelt, Sarah, Recker, Jan C. ORCID: 0000-0002-2072-5792, Schmiedel, Theresa and vom Brocke, Jan (2019). A theory of contingent business process management. Business Process Management Journal, 25 (6). pp. 1291-1316. ISSN 1463-7154

Mendling, Jan, Recker, Jan C. ORCID: 0000-0002-2072-5792, Reijers, Hajo A. and Leopold, Henrik (2019). An Empirical Review of the Connection Between Model Viewer Characteristics and the Comprehension of Conceptual Process Models. Information Systems Frontiers, 21 (5). pp. 1111-1135. Springer. ISSN 1572-9419

Mertens, Willem and Recker, Jan C. ORCID: 0000-0002-2072-5792 (2019). New Guidelines for Null Hypothesis Significance Testing in Hypothetico-Deductive IS Research. Journal of the Association for Information Systems. Association for Information Systems. ISSN 1536-9323

Liu, Xuanhui, Werder, Karl and Zhao, Qian (2018). The Role of Cultural Differences When Using Different Classifications: An Experiment Design for Design Technique Selection. In: Bridging the Internet of People, Data, and Things : 39th International Conference on Information Systems (ICIS 2018) : San Francisco, California, USA, 13-16 December 2018, 13-16.12.2018, San Francisco. Poster.

Zeiss, Roman ORCID: 0000-0002-1366-3095 and Recker, Jan C. ORCID: 0000-0002-2072-5792 (2018). White Paper: Information Systems for Sustainable Consumption Practices. Working Paper.

Werder, Karl (2018). The Evolution of Emotional Displays in Open Source Software Development Teams: An Individual Growth Curve Analysis. In: 2018 ACM/IEEE 3rd International Workshop on Emotion Awareness in Software Engineering : SEmotion 2018 : 2 June 2018, Gothenburg, Sweden : proceedings, pp. 1-6. Piscataway, NJ: IEEE. ISBN 9781450357517

Werder, Karl and Brinkkemper, Sjaak (2018). MEME: Toward a Method for Emotions Extraction from Github. In: 2018 ACM/IEEE 3rd International Workshop on Emotion Awareness in Software Engineering : SEmotion 2018 : 2 June 2018, Gothenburg, Sweden : proceedings, pp. 20-24. Piscataway, NJ: IEEE. ISBN 9781450357517

Süllwold, Christian, Basten, Dirk and Richter, Janek ORCID: 0000-0003-3189-9357 (2018). Does the Approach Matter? A Qualitative Study on Differences Concerning Time Pressure in Agile and Sequential Information System Projects. In: Twenty-Sixth European Conference on Information Systems (ECIS2018), Portsmouth, UK, 23 June 2018 - 28 June 2018,

Weingarth, Janina, Richter, Janek ORCID: 0000-0003-3189-9357 and Rosenkranz, Christoph (2018). IT-enabled Enterprise Agility and Environmental Turbulence - a Configurational Literature Review. In: Bridging the Internet of People, Data, and Things : 39th International Conference on Information Systems (ICIS 2018) : San Francisco, California, USA, 13-16 December 2018,

Matthiae, Marc and Richter, Janek ORCID: 0000-0003-3189-9357 (2018). Industry 4.0-Induced Change Factors and the Role of Organizational Agility. In: Twenty-Sixth European Conference on Information Systems (ECIS2018), Portsmouth, UK, 23 June 2018 - 28 June 2018,

Werder, Karl and Maedche, Alexander (2018). Explaining the emergence of team agility: a complex adaptive systems perspective. Information Technology and People, 31 (3). pp. 819-844. Bingley: Emerald Group Publishing Ltd.. ISSN 0959-3845

Karimzadeh, Arian, Richter, Janek ORCID: 0000-0003-3189-9357, Basten, Dirk and Michalik, Bjoern (2018). Acceptance and Use of Interactive Whiteboards in Schools: The Teachers’ Point of View. In: International Conference on Information Systems (ICIS),

Linßen, Stefan, Basten, Dirk and Richter, Janek ORCID: 0000-0003-3189-9357 (2018). Antecedents and Consequences of Time Pressure in Scrum Projects: Insights from a Qualitative Study. In: Hawaii International Conference on System Sciences 2018 (HICSS 51) : 2-6 January 2018, Waikoloa Village , Hawaii: HCISS.

Morschheuser, Benedikt, Hassan, Lobna, Werder, Karl and Hamari, Juho (2018). How to design gamification? A method for engineering gamified software. Information & Software Technology, 95. pp. 219-237. ISSN 09505849

Zelt, Sarah, Recker, Jan C. ORCID: 0000-0002-2072-5792, Schmiedel, Theresa and vom Brocke, Jan (2018). Development and validation of an instrument to measure and manage organizational process variety. PLOS ONE, 13 (10). e0206198. PLOS / Public Library of Science. ISSN 1932-6203

Mendling, Jan, Weber, Ingo, van der Aalst, Wil M.P., vom Brocke, Jan, Cabanillas, Cristina, Daniel, Florian, Debois, Søren, Di Ciccio, Claudio, Dumas, Marlon, Dustdar, Schahram, Gal, Avigdor, García-Bañuelos, Luciano, Governatori, Guido, Hull, Richard, La Rosa, Marcello, Leopold, Henrik, Leymann, Frank, Recker, Jan C. ORCID: 0000-0002-2072-5792, Reichert, Manfred, Reijers, Hajo A., Rinderle-Ma, Stefanie, Solti, Andreas, Rosemann, Michael, Schulte, Stefan, Singh, Munindar P., Slaats, Tijs, Staples, Mark, Weber, Barbara, Weidlich, Matthias, Weske, Mathias, Xu, Xiwei and Zhu, Liming (2018). Blockchains for Business Process Management - Challenges and Opportunities. ACM Transactions on Management Information Systems, 9 (1). 4:1-4:16. ACM. ISSN 2158-6578

Gruettner, Arne, Richter, Janek ORCID: 0000-0003-3189-9357 and Basten, Dirk (2017). Explaining the Role of Service-oriented Architecture for Cyber-physical Systems by Establishing Logical Links. In: 25th European Conference on Information Systems, ECIS 2017 : information systems for a smart, substainable and inclusive world, June 5-10, 2017, Guimarães, Portugal, proceedings, pp. 1853-1868. Guimarães, Portugal: AIS.

Morschheuser, Benedikt, Werder, Karl, Hamari, Juho and Abe, Julian (2017). How to Gamify? A Method For Designing Gamification. In: Hawaii International Conference on System Sciences 2017 (HICSS-50) : Hilton Waikoloa Village, Hawaii, January 4-7, 2017, pp. 1298-1307. ISBN 9780998133102

Brhel, Manuel, Meth, Hendrik, Maedche, Alexander and Werder, Karl (2017). Exploring principles of user-centered agile software development : A literature review. Information & software technology (61). pp. 163-181. Amsterdam: Elsevier. ISSN 0950-5849

Ojala, Arto, Olsson, Helena Holmström and Werder, Karl, eds. (2017). Software business ; 8th International Conference, ICSOB 2017, Essen, Germany, June 12-13, 2017 : proceedings. Cham, Switzerland: Springer. ISBN 978-3-319-69190-9

Richter, Janek ORCID: 0000-0003-3189-9357 and Basten, Dirk (2016). In Search of Explanations: Conceptualizing the Relationship between Service-oriented Architecture and Organizational Agility. In: 37th International Conference on Information Systems (ICIS 2016) : Dublin, Ireland, 11-14 December 2016, Vol. 5, pp. 3821-3838. Red Hook, NY: Curran. ISBN 9781510838376

Richter, Janek ORCID: 0000-0003-3189-9357 and Basten, Dirk (2016). The Influence of Service-oriented Architecture on Organizational Agility - A Case Study. In: JAIS Theory Development Workshop, 11 December 2016, Dublin, Ireland. Paper.

Liu, Xuanhui, Werder, Karl and Maedche, Alexander (2016). A Taxonomy of Digital Service Design Techniques. In: 37th International Conference on Information Systems (ICIS 2016) : Dublin, Ireland, 11-14 December 2016, pp. 1834-1845. Red Hook, NY: Curran. ISBN 9781510838376

Zeiss, Roman ORCID: 0000-0002-1366-3095 (2016). Unsustainable Green Information Systems. An Affordance-Based Conceptualisation of Conflicting Short and Long-Term Sustainability Outcomes of Green Information Systems in Organisations. Masters thesis, Westfälische Wilhelms-Universität Münster.

Werder, Karl (2016). Team Agility and Team Performance – The Moderating Effect of User Involvement. In: 24th European Conference on Information Systems, ECIS 2016, June 12-15, 2016, Istanbul, Turkey, June 12-15, 2016. Poster.

Richter, Janek ORCID: 0000-0003-3189-9357, Lins, Sebastian, Wilms, Benjamin, Linden, Robert and Basten, Dirk (2016). The Relation between Usage of Mobile Technologies and Organizational Agility: A Survey among IT Managers. In: Proceedings of the 20th Pacific Asia Conference on Information Systems (PACIS 2016), pp. 1-14. ISBN 9789860491029

Werder, Karl, Zobel, Benedikt and Maedche, Alexander (2016). PDISC – Towards a Method for Software Product DISCovery. In: Software Business : 7th International Conference on Advanced Information System Engineering, ICSOB 2016, Ljubljana, Slovenia, June 2016, 240, pp. 47-62. Cham: Springer. ISBN 978-3-319-40514-8

Feil, Sebastian, Kretzer, Martin E., Werder, Karl and Maedche, Alexander (2016). Using Gamification to Tackle the Cold-Start Problem in Recommender Systems. In: CSCW'16 : proceedings & companion of the ACM Conference on Computer-Supported Cooperative Work and Social Computing : February 27-March 2, 2016, San Francisco, CA, USA, pp. 253-256. New York: Association for Computing Machinery. ISBN 9781450335928

Werder, Karl and Wang, Hua-Ying (2016). Towards a Software Product Industry Classification. In: New trends in software methodologies, tools and techniques : proceedings of the fifteenth SoMeT 16, pp. 27-37. Amsterdam: IOS Press. ISBN 9781614996736

Nicer, Paul (2015). Fortentwicklung und Kodifizierung der Ausgestaltung und der Durchführung von Repertory Grid-Untersuchungen zum Zwecke empirisch-qualitativer Exploration im Kontext der IS-Forschung. PhD thesis, Universität zu Köln.

Richter, Janek ORCID: 0000-0003-3189-9357 (2014). Explaining the Influence of Information Systems on Organizational Agility. In: Building a better world through information systems : International Conference on Information Systems (ICIS 2014) : Doctoral Consortium, 12 December 2014, Auckland, New Zealand. Paper.

Werder, Karl, Haake, Phillip and Maedche, Alexander (2014). Usability Readiness of German Software SMEs - Three Segments and their Characteristics. In: Mensch & Computer 2014 : 14. fachübergreifende Konferenz für interaktive und kooperative Medien; Interaktiv unterwegs - Freiräume gestalten, pp. 185-194. München: Oldenbourg/De Gruyter. ISBN 9783110344493

Stevens, Gunnar, Burmester, Michael, Brandenburg, Stefan, Döbelt, Susen, Kugelmeier, Dorothea, Schlömer, Inga, Schmidt, Ralf, Thüring, Manfred, Werder, Karl and Ziegler, Daniel (2014). Usability für die betriebliche Praxis. In: Mensch & Computer 2014 – Workshopband : 14. Fachübergreifende Konferenz für Interaktive und Kooperative Medien; Interaktiv unterwegs - Freiräume gestalten, pp. 143-149. München: De Gruyter Oldenbourg. ISBN 978-3-11-034416-5

Werder, Karl, Helms, Remko and Jansen, Slinger (2014). Social Media for Success: A Strategic Framework. In: 18th Pacific Asia Conference on Information Systems, PACIS 2014, June 24-28, 2014, Chengdu, China. Paper.

Richter, Janek ORCID: 0000-0003-3189-9357 and Basten, Dirk (2014). Applications of the Viable Systems Model in IS Research -- A Comprehensive Overview and Analysis. In: 47th Hawaii International Conference on System Sciences (HICSS 2014) : Waikoloa, Hawaii, USA, 6 - 9 January 2014; [proceedings], Vol. 6, pp. 4589-4598. Piscataway, NJ: IEEE. ISBN 9781479925056

Keutel, Marcus, Michalik, Bjoern and Richter, Janek ORCID: 0000-0003-3189-9357 (2014). Towards Mindful Case Study Research in IS: A Critical Analysis of the Past Ten Years. European Journal of Information Systems, 23 (3). pp. 256-272. London: Taylor and Francis. ISSN 1476-9344

Richter, Janek ORCID: 0000-0003-3189-9357 and Basten, Dirk (2014). Exploring the Influence of Service-oriented Architectures on Organizational Agility – A Case Study. In: ICIS 2014, Building a Better World through Information Systems, International Conference on Information Systems, Auckland, NZ, Dec 14-17, 2014, pp. 3204-3215. Curran: Red Hook, NY. ISBN 978-1-63439-694-3

Helms, Remko and Werder, Karl (2013). Who Reads Corporate Tweets? Network Analysis of Follower Communities. In: Hyperconnected world: anything, anywhere, anytime : 19th Americas Conference on Information Systems, (AMCIS-2013); Chicago, Illinois, USA, 15 - 17 August 2013, pp. 3998-4008. Red Hook, NY: Curran. ISBN 9781629933948

Richter, Janek ORCID: 0000-0003-3189-9357 and Basten, Dirk (2013). How do Service-oriented Architectures Influence Organizational Agility? In: Hyperconnected world: anything, anywhere, anytime : 19th Americas Conference on Information Systems, (AMCIS-2013); Chicago, Illinois, USA, 15 - 17 August 2013, Vol. 3, pp. 1818-1825. Red Hook, N.Y.: Curran. ISBN 9781629933948

Haferkamp, Lars (2011). Analyse der Wirkung von Nutzer-Feedback auf die Entwicklungszeit komplexer Softwareprodukte. PhD thesis, Universität zu Köln.

Trefflich, Frank (2007). Organisatorische Gestaltung der Softwareentwicklung unter Berücksichtigung von Offshore-spezifischen Besonderheiten und Risiken. Eine Fallstudie. PhD thesis, Universität zu Köln.

Avci, Oral (2007). Aus Fehlern in der Softwareentwicklung lernen. Wie durch Fehleranalysen die Prozesse der Anforderungsanalyse und der Qualitätssicherung verbessert werden können. PhD thesis, Universität zu Köln.

Wagner, Holger (2006). Der Entwicklungsaufwand der Anwendungsintegration. Eine empirische Untersuchung der Einflussfaktoren. PhD thesis, Universität zu Köln.

Oey, Kai Jan (2006). Nutzen und Kosten von serviceorientierten Architekturen. PhD thesis, Universität zu Köln.