Bio:

Mario Schaarschmidt holds the chair for business informatics and application management at the University of Duisburg-Essen. He studied computer science with an application in business informatics (Dipl.-Inf.) and completed his doctorate with a Dr. rer. pol. with a thesis on the role of companies in the creation of open source software at the University of Koblenz-Landau. There he also worked as a junior professor for technology and innovation management and was both a senior member of the Institute for Web Science and Technologies (WeST) and deputy director of the university-wide Institute for Scientific Entrepreneurship and International Transfer (ZIfET). Further academic positions include substitute professorships at the University of Cologne and the University of Paderborn as well as stays abroad at the Harvard Kennedy School, University College Cork and the University of Exeter. Before his engagement at the University of Duisburg-Essen, he was Senior Lecturer in Business Analytics and Digital Marketing at the Amsterdam Campus of Newcastle Business School, Northumbria University.

Prof. Dr. Schaarschmidt brings practical experience through freelance consulting work and his time as Senior Vice President Sales at Groupon Deutschland GmbH. He also led a number of funded projects in collaboration with practice partners. In total, he was involved in raising over 2.7 million euros, mainly awarded by the BMBF and BMWi (EXIST). In his research he focuses on both technical and behavioral aspects of digital innovations. He therefore teaches and researches in particular on the topics of digital services, open source software, modern software development and sustainability.

Honours and Awards:

2024 - Best Associate Editor Award, European Conference on Information Systems (ECIS 2024), Cyprus

2021 - Best Paper Proceedings, Academy of Management Meeting, for the paper “Why do innovation managers put a premium on premium?”

2019 - Best Paper Award International Research Symposium on Service Management (IRSSM), October 06-09, 2019, Dubai, UAE, sponsored by Journal of Service Management

2018 - Best Theory Paper Award Nominee International Conference on Information Systems (ICIS), San Francisco

2017 - Best Paper Award 3rd International Colloquium on Corporate Branding, Identity, Image, and Reputation (COBIIR), September 07-08, 2017, London, UK.

2014 - Best Paper Award EMONET IX Conference, July 30-31, 2014, Philadelphia, PA

2012 - Finalist ISPIM-Wiley Dissertation Award 2012 Among the last 10 candidates out of more than 150

Research Rankings:

Listed among the TOP 100 economic researchers, 62nd place (out of approx. 2800) according to the Wirtschaftswoche 2019 ranking (2021 and 2022 rankings not included due to work abroad)

Listed among the TOP 250 economic researchers by life's work (240th place out of 4958 people listed) according to the Wirtschaftswoche 2024 ranking Link

Publications:

• Rameskumar, Ajurthan; Schaarschmidt, Mario: Unpacking Passive Innovation Resistance and Openness to Data Sharing in Pay-as-You-Drive Tariff Acceptance. In: Hawaii International Confercence on Systems Sciences (HICSS). Maui, HI, 2026. DetailsCitation
• Boy, Firat; Xhigoli, Dugaxhin; Schaarschmidt, Mario: Dark Personalities at Work: How Service Employees’ Dark Triad Traits Shape Acceptance of Generative AI. In: Hawaii International Conference on System Sciences (HICSS). Maui, HI, 2026. DetailsCitation
• Xhigoli, Dugaxhin; Schaarschmidt, Mario: The Dark Side of AI: Unveiling the Impact of Dark Triad Traits on GenAI Concealment Behavior. In: Academy of Management Annual Meeting. Copenhagen, Denmark, 2025. DetailsCitation
• Wendt, Maurice; Schaarschmidt, Mario: Ambidexterity in Digital Transformation: Balancing Multi-Level Tensions in Networks. In: Academy of Management Annual Meeting. Copenhagen, Denmark, 2025. DetailsCitation
• Kirchner-Krath, Jeanine; Neumann, Thomas; Schaarschmidt, Mario; Morschheuser, Benedikt: The Emerging Roles of Generative Artificial Intelligence in Sustainable Entrepreneurship. In: Academy of Management Annual Meeting. Copenhagen, Denmark, 2025. DetailsCitation
• Schaarschmidt, Mario; Heidenreich, Sven; Bertram, Matthias: From resistance to retention: Passive innovation resistance and post-adoption usage of digital services. In: Journal of Management Information Systems (2025). DetailsCitation
• Walsh, Gianfranco; Schaarschmidt, Mario; Karampournioti, Evmorfia: Idea Contests in the Era of AI: Is the Crowd Still Useful in the Case of Sustainable Food Packaging?. In: European Conference on Information Systems (ECIS). Amman, Jordan, 2025. DetailsCitation
• Schaarschmidt, Mario; Stol, Klaas-Jan; Fitzgerald, Brian: The Insider’s Dilemma: Employed Open Source Developers’ Identification Imbalance and Intentions to Leave. In: European Journal of Information Systems (2025). DetailsCitation
• Wendt, Maurice; Schäfer, Sebastian; Schaarschmidt, Mario: Empowering Regional Bank Sales Through Embodied Conversational Agents: A Multiple Case Study. In: Proceedings of the Pre-ICIS SIG Services Workshop on Synergizing Service Ecosystems with AI. Bangkok, Thailand, 2024. DetailsCitation
• Gurtner, Nadine; Gurtner, Sebastian; Schaarschmidt, Mario: Uncovering the Paradox of Affordable Innovation: The Divergent Effect of Innovativeness on Managers' Attitudes Toward Affordable Innovation. In: Creativity and Innovation Management (2024). DetailsCitation
• Schaarschmidt, Mario; Heidenreich, Sven; Bertram, Matthias; Dose, David: Passive innovation resistance in digital subscription services. In: Academy of Management Annual Meeting. Chicago, IL, 2024. DetailsCitation
• Stol, Klaas-Jan; Schaarschmidt, Mario; Morgan, Lorraine: Does Adopting Inner Source Increase Job Satisfaction? A Social Capital Perspective using a Mixed-Methods Approach. In: Journal of Strategic Information Systems, Vol33 (2024), No 1, p. 1-24. DetailsCitation
• Kuk, George; Schaarschmidt, Mario; Homscheid, Dirk: All of the same breed? A networking perspective of private-collective innovation. In: Journal of Business Research, Vol172 (2024). DetailsCitation
• Walsh, Gianfranco; Schaarschmidt, Mario: Taking Advantage of Algorithmic Preference to Reduce Product Returns in E-Commerce. In: International Conference on Information Systems (ICIS). Hyderabad, India, 2023. DetailsCitation
• Schaarschmidt, Mario; Sainidis, Eustathios; Matheus, Thomas; El Kohli, Daniel: Absorptive capacity for innovation management control: Empirical evidence from hybrid product-service bundles. In: International Journal of Innovation Management (2023). DetailsCitation
• Schaarschmidt, Mario; Walsh, Gianfranco; Dose, David; Christ-Brendemühl, Sonja: Customer Integration, Fairness Perceptions, and Silent Endurance in Digital versus Human Service Interactions. In: European Management Journal, Vol41 (2023), No 1, p. 34-46. DetailsCitation
• Schaarschmidt, Mario: Innovating beyond firm boundaries: Resource deployment control in open source software development. In: Information Technology & People, Vol36 (2023), No 4, p. 1645-1668. DetailsCitation
• Schaarschmidt, Mario; Dose, David: Customer engagement in idea contests: Emotional and behavioral consequences of idea rejection. In: Psychology & Marketing, Vol40 (2023), No 5, p. 888-909. DetailsCitation
• Schaarschmidt, Mario; Walsh, Gianfranco; Hietschold, Nadine; Segelitz-Karsten, Ariane: Affordable innovation rejection attitudes: Conceptualization, scale development, and validation. In: International Journal of Innovation Management, Vol26 (2022), No 6, p. 1-32. DetailsCitation
• Stol, Klaas-Jan; Schaarschmidt, Mario; Goldblit, Shelly: Gamification in software engineering: the mediating role of developer engagement and job satisfaction. In: Empirical Software Engineering, Vol27 (2022), No 2, p. 1-34. DetailsCitation
• Schaarschmidt, Mario; Dose, David: Revenge of the forgotten? Consequences of idea rejection in open innovation contests. In: Academy of Management Annual Meeting. Seattle, WA, 2022. DetailsCitation
• Walsh, Gianfranco; Shiu, Edward; Schaarschmidt, Mario; Hassan, Louise: Digital presence in service recovery: The interactive effect of customer salutations and employee photographs in email signatures. In: Psychology & Marketing, Vol39 (2022), No 12, p. 2361-2383. DetailsCitation
• Schaarschmidt, Mario; Walsh, Gianfranco; Evanschitzky, Heiner: Hybrid offerings sales capability: Conceptualization, scale development, and validation. In: British Journal of Management, Vol33 (2022), No 3, p. 1560-1581. DetailsCitation
• Schaarschmidt, Mario; Bertram, Matthias; Von Korflesch, Harald: Digitally co-created corporate social responsibility: Testing the effectiveness of “You decide, we donate” approaches. In: Proceedings der Wirtschaftsinformatik WI22. Nürnberg, 2022, p. 1-12. DetailsCitation
• Christ-Brendemühl, Sonja; Schaarschmidt, Mario: Customer fairness perceptions in augmented reality-based online services. In: Journal of Service Management, Vol33 (2022), No 1, p. 9-32. DetailsCitation
• Schaarschmidt, Mario; Bertram, Matthias; Knobloch, Marius: Last mile drone delivery services: Adoption barriers before and during the COVID-19 pandemic. In: International Conference on Information Systems (ICIS). Austin, TX, 2021. DetailsCitation
• Schaarschmidt, Mario; Walsh, Gianfranco; Ivens, Stefan: Digital war for talent: How profile reputations on company rating platforms drive job seekers' application intentions. In: Journal of Vocational Behavior, Vol113 (2021). DetailsCitation
• Schaarschmidt, Mario; Walsh, Gianfranco; Segelitz-Karsten, Ariane; Hietschold, Nadine; Gurtner, Sebastian; Reinhardt, Ronny: Why do innovation managers put a premium on premium?. In: Academy of Management Annual Meeting Best Paper Proceedings. Virtual Meeting, 2021. DetailsCitation
• Ivens, Stefan; Schaarschmidt, Mario; Könsgen, Raoul: When employees speak as they like: Bad mouthing in social media. In: Corporate Reputation Review, Vol24 (2021), No 1, p. 1-13. DetailsCitation
• Höber, Björn; Schaarschmidt, Mario; Von Korflesch, Harald: Internal idea contests: Work environment perceptions and the moderating role of power distance. In: Journal of Innovation & Knowledge, Vol6 (2021), No 1, p. 1-10. DetailsCitation
• Schaarschmidt, Mario; Bertram, Matthias: Digital business intensity and constructive process deviance: A study of reactions to digitization-focused process innovation. In: International Journal of Innovation Management, Vol24 (2020), No 7. DetailsCitation
• Schaarschmidt, Mario; Walsh, Gianfranco: Social media-driven antecedents and consequences of employees’ awareness of their impact on corporate reputation. In: Journal of Business Research, Vol117 (2020), p. 718-726. DetailsCitation
• Walsh, Gianfranco; Yang, Zhiyong; Dahling, Jason; Schaarschmidt, Mario; Takahashi, Ikuo: Effects of Service Employees’ Negative Personality Traits on Emotional Labor and Job satisfaction—Evidence from Two Countries. In: Management Decision, Vol58 (2020), No 6, p. 1035-1052. DetailsCitation
• Christ-Brendemühl, Sonja; Schaarschmidt, Mario: The impact of service employees’ technostress on customer satisfaction and delight: A dyadic analysis. In: Journal of Business Research, Vol117 (2020), p. 378-388. DetailsCitation
• Walsh, Gianfranco; Schaarschmidt, Mario; Teng, Lefa: Cross-cultural assessment of a short scale to measure employees’ company reputation–related social media competence. In: Corporate Reputation Review, Vol23 (2020), No 2, p. 78-91. DetailsCitation
• Schaarschmidt, Mario; Könsgen, Raoul: Good citizen, good ambassador? Linking employees' reputation perceptions with supportive behavior on Twitter. In: Journal of Business Research, Vol117 (2020), p. 754-763. DetailsCitation
• Seiferth, A.; Schaarschmidt, Mario: Sharing Personal Health and Fitness Data with Health Insurance Providers: An Empirical Study Considering Trust and Risk. In: Hawaii International Conference on System Sciences (HICSS). Maui, Hawaii, 2020. DetailsCitation
• Schaarschmidt, Mario; Stol, Klaas-Jan; Walsh, Gianfranco; Bertram, Matthias: Lead Users’ Innovative Work Behavior in Digital Platform Ecosystems: A Large Scale Study of App Developers. In: International Conference on Information Systems (ICIS). Munich, Germany, 2019. DetailsCitation
• Walsh, Gianfranco; Schaarschmidt, Mario; Shiu, Edward; Hassan, Louise: Effectiveness of post-service failure email-based recovery efforts: some experimental evidence. In: International Conference on Information Systems (ICIS). Munich, Germany, 2019. DetailsCitation
• Schaarschmidt, Mario; Homscheid, Dirk; Kilian, Thomas: Application developer engagement in open software platforms: An empirical study of Apple iOS and Google Android developers. In: International Journal of Innovation Management, Vol23 (2019), No 4. DetailsCitation
• Christ-Brendemühl, Sonja; Schaarschmidt, Mario: Frontline backlash: Service employees' deviance from digital processes. In: Journal of Services Marketing, Vol31 (2019), No 7, p. 936-945. DetailsCitation
• Schaarschmidt, Mario; Walsh, Gianfranco; Von Korflesch, Harald (Ed.): Online-Reputationskompetenz von Mitarbeitern: Mit Social-Media-Reputationsmanagement das Unternehmensimage stärken. Springer, 2019. DetailsCitation
• Bertram, Matthias; Schaarschmidt, Mario: Digitalisierung und soziale Medien im Handwerk: Ergebnisse einer Studie im Bereich Heizungs-, Sanitär- und Klimatechnik. In: Schaarschmidt, Mario; Walsh, Gianfranco; Von Korflesch, Harald (Ed.): Online-Reputationskompetenz von Mitarbeitern: Mit Social-Media-Reputationsmanagement das Unternehmensimage stärken. Springer, Wiesbaden, 2019, p. 197-211. DetailsCitation
• Schaarschmidt, Mario; Stol, Klaas-Jan: Company Soldiers and Gone-Natives: Role Conflict and Career Ambition Among Firm-Employed Open Source Developers. In: International Conference on Information Systems (ICIS). San Francisco, CA, 2018. DetailsCitation
• Walsh, Gianfranco; Schaarschmidt, Mario; Ivens, Stefan: Assessing the Effects of Multichannel Service Provider Corporate Reputation on Customer New Product Adoption and RFM Value.. In: Journal of Service Management, Vol29 (2018), No 4, p. 680-702. DetailsCitation
• Könsgen, Raoul; Schaarschmidt, Mario; Ivens, Stefan; Munzel, Andreas: Finding meaning in contradiction: Effects of discrepant online reviews on job application intentions. In: Journal of Interactive Marketing, Vol43 (2018), p. 165-177. DetailsCitation
• Schaarschmidt, Mario; Walsh, Gianfranco; Evanschitzky, Heiner: Customer Interaction and Innovation in Hybrid Offerings: Investigating Moderation and Mediation Effects for Goods and Services Innovation. In: Journal of Service Research, Vol21 (2018), No 1, p. 119-134. DetailsCitation
• Schaarschmidt, Mario; Ivens, Stefan; Homscheid, Dirk: Dr. Miller or Dr. Smith? Patients’ Intentions to Make Appointments on Physician Rating Platforms. In: International Conference on Information Systems (ICIS). Seoul, South Korea, 2017. DetailsCitation
• Walsh, Gianfranco; Schaarschmidt, Mario; Teng, Lefa: The reputation-related social media competence among employees in Germany, China and the U.S.: A cross-cultural scale validation. In: International Conference on Information Systems (ICIS). Seoul, South Korea, 2017. DetailsCitation
• Ivens, Stefan; Schaarschmidt, Mario; Höber, Björn: Enemy in the house? Antecedents of employees’ company-related bad mouthing in social media. In: Americas Conference on Information Systems (AMCIS). Boston, MA, 2017. DetailsCitation
• Könsgen, Raoul; Schaarschmidt, Mario; Vasilieva, Olga: A user-centered perspective on mHealth: Understanding patients’ intentions to use mobile video consultation services. In: Americas Conference on Information Systems (AMCIS). Boston, MA, 2017. DetailsCitation
• Schaarschmidt, Mario; Höber, Björn: Digital booking services: Comparing online with phone reservation services. In: Journal of Services Marketing, Vol31 (2017), No 7, p. 704-719. DetailsCitation
• Koschmider, Agnes; Schaarschmidt, Mario: A Crowdsourcing-based Learning Approach to activate Active Learning.. In: DeLFI-Tagung, GI-Fachgruppe e-Learning, Lecture Notes in Informatics (LNI). Chemnitz, 2017. DetailsCitation
• Könsgen, Raoul; Stock, Steffen; Schaarschmidt, Mario: Fraud-Detection im Gesundheitswesen: Data-Mining zur Aufdeckung von Abrechnungsbetrug.. In: HMD - Praxis der Wirtschaftsinformatik, Vol54 (2017), No 1, p. 146-155. DetailsCitation
• Höber, Björn; Schaarschmidt, Mario: Transforming from Service Providers to Solution Providers – Implications for Customer-Provider Relationships and Customer-induced Solution Innovation. In: International Journal of Technology Management, Vol73 (2017), No 1/2/3, p. 65-90. DetailsCitation
• Walsh, Gianfranco; Schaarschmidt, Mario; Ivens, Stefan: Effects of customer-based corporate reputation on perceived risk and relational outcomes: Evidence from gender moderation in fashion retailing. In: Journal of Product & Brand Management, Vol26 (2017), No 3, p. 227-238. DetailsCitation
• Bertram, Matthias; Schaarschmidt, Mario; Von Kortzfleisch, Harald: Software product customization: Resources and capabilities that drive use and exchange value. In: International Conference on Information Systems (ICIS). Dublin, Ireland, 2016. DetailsCitation
• Schaarschmidt, Mario: Frontline employees’ participation in service innovation implementation: The role of perceived external reputation. In: European Management Journal, Vol34 (2016), No 5, p. 540-549. DetailsCitation
• Homscheid, Dirk; Schaarschmidt, Mario; Staab, Steffen: Firm-sponsored developers in open source software projects: A social capital perspective. In: European Conference on Information Systems (ECIS). Istanbul, Turkey, 2016. DetailsCitation
• Höber, Björn; Schaarschmidt, Mario; Von Kortzfleisch, Harald: Work environment perceptions as determinants of affective commitment and participation in corporate innovation contests.. In: European Conference on Information Systems (ECIS). Istanbul, Turkey, 2016. DetailsCitation
• Homscheid, Dirk; Schaarschmidt, Mario: Between Organization and Community: Investigating Turnover Intention Factors of Firm-Sponsored Open Source Software Developers. In: ACM Web Science Conference. Hannover, Germany, 2016. DetailsCitation
• Könsgen, Raoul; Schaarschmidt, Mario: Key Performance Indicators für Software as a Service. In: HMD - Praxis der Wirtschaftsinformatik, Vol53 (2016), No 5, p. 662-673. DetailsCitation
• Walsh, Gianfranco; Schaarschmidt, Mario; Von Kortzfleisch, Harald: Employees’ company reputation-related social media competence: Scale development and validation. In: Journal of Interactive Marketing, Vol19 (2016), p. 46-59. DetailsCitation
• Walsh, Gianfranco; Evanschitzky, Heiner; Schaarschmidt, Mario; Walgenbach, Peter: Service productivity: What stops service firms from measuring it?. In: Journal of Organisational Transformation and Social Change, Vol13 (2016), No 1, p. 5-25. DetailsCitation
• Walsh, Gianfranco; Dahling, Jason; Schaarschmidt, Mario; Brach, Simon: Surface Acting Outcomes Among Service Employees with Two Jobs: Investigating Moderation and Mediation Effects. In: Journal of Service Management, Vol27 (2016), No 4, p. 534-562. DetailsCitation
• Ivens, Stefan; Walsh, Gianfranco; Schaarschmidt, Mario: Does Being Reputable Drive Customer Equity? Evidence from E-Commerce. In: International Conference on Information Systems (ICIS). Fort Worth, TX, 2015. DetailsCitation
• Schaarschmidt, Mario; Bertram, Matthias; Walsh, Gianfranco; Von Kortzfleisch, Harald: Customer Knowledge and Requirements Engineering in Customization Projects: A Multi-Method Case Study.. In: International Conference on Information Systems (ICIS). Fort Worth, TX, 2015. DetailsCitation
• Ivens, Stefan; Schaarschmidt, Mario: Does reputable employee behavior in social networks affect customers’ trust and word of mouth? An experimental study. In: European Conference on Information Systems (ECIS). Münster, 2015. DetailsCitation
• Homscheid, Dirk; Kunegis, Jerome; Schaarschmidt, Mario: Private-Collective Innovation and Open Source Software: Longitudinal Insights from Linux Kernel Development. In: Open and Big Data Management and Innovation, Lecture Notes Computer Sciences (LNCS). 93rd Edition. Delft, The Netherlands, 2015. DetailsCitation
• Homscheid, Dirk; Kilian, Thomas; Schaarschmidt, Mario: Offen versus geschlossen - Welchen Zusammenhang gibt es zwischen Apple iOS- und Android-App-Entwicklern?. In: Proceedings der Wirtschaftsinformatik (WI2015). Osnabrück, 2015. DetailsCitation
• Schaarschmidt, Mario; Walsh, Gianfranco; Ivens, Stefan: Perceived External Reputation as a Driver of Organizational Citizenship Behavior: Replication and Extension. In: Corporate Reputation Review, Vol18 (2015), No 4, p. 314-336. DetailsCitation
• Schaarschmidt, Mario; Von Kortzfleisch, Harald: Firms’ Resource Deployment and Project Leadership in Open Source Software Development. In: International Journal of Innovation and Technology Management, Vol12 (2015), No 1. DetailsCitation
• Schaarschmidt, Mario; Walsh, Gianfranco; Von Kortzfleisch, Harald: How Do Firms Control Open Source Software Communities? A Framework and Empirical Analysis of Different Governance Modes. In: Information and Organization, Vol25 (2015), No 2, p. 99-114. DetailsCitation
• Schaarschmidt, Mario; Walsh, Gianfranco; Bertram, Matthias; Von Kortzfleisch, Harald: Customer-Induced Interactions and Innovation in Professional Services: The Case of Software Customization. In: International Journal of Innovation Management, Vol19 (2015), No 2. DetailsCitation
• Walsh, Gianfranco; Möhring, Michael; Koot, Christian; Schaarschmidt, Mario: Preventive Product Returns Management Systems - A Review and Model. In: European Conference on Information Systems (ECIS). Tel Aviv, Israel, 2014. DetailsCitation
• Schaarschmidt, Mario; Kilian, Thomas: Impediments to Customer Integration into the Innovation Process: A Case Study in the Telecommunications Industry. In: European Management Journal, Vol32 (2014), No 2, p. 350-361. DetailsCitation
• Schaarschmidt, Mario; Von Kortzfleisch, Harald: Examining Investment Strategies of Venture Capitalists in Open Source Software. In: International Journal of Innovation and Technology Management, Vol19 (2014), No 4, p. 1-19. DetailsCitation
• Von Kortzfleisch, Harald; Walsh, Gianfranco; Loos, Peter; Schaarschmidt, Mario; Kutsch, Horst; Fettke, Peter (Ed.): Produktivität von Customization Services: Messung, Bewertung und Steuerung am Beispiel industrieller Dienstleistungen. EUL Verlag, Lohmar, 2014. DetailsCitation
• Schaarschmidt, Mario; Walsh, Gianfranco; MacCormack, Alan; Von Kortzfleisch, Harald: A Problem-Solving Perspective on Governance and Product Design in Open Source Software Projects: Conceptual Issues and Exploratory Evidence. In: International Conference on Information Systems (ICIS). Mailand, Italien, 2013. DetailsCitation
• Schaarschmidt, Mario; Walsh, Gianfranco; Von Kortzfleisch, Harald: How Do Firms Control Open Source Software Communities? An Empirical Analysis Based on Different Governance Modes. In: Academy of Management Annual Conference. Boston, MA, 2012. DetailsCitation
• Lindermann, Nadine; Schaarschmidt, Mario; Von Kortzfleisch, Harald: Participation and control in online communities: Comparing three cases of user involvement in service networks. In: European Conference on Information Systems (ECIS). Barcelona, Spain, 2012. DetailsCitation
• Schaarschmidt, Mario; Kilian, Thomas: Peripheral Motivation and Creativity in Controlled Platforms: An Analysis Based on Facebook and iPhone Application Developers.. In: European Conference on Information Systems (ECIS). Barcelona, Spain, 2012. DetailsCitation
• Bertram, Matthias; Schaarschmidt, Mario; Von Kortzfleisch, Harald: Customization of Product Software: Insight from an Extensive IS Literature Review. In: Shaping the Future of ICT Research. Methods and Approaches: IFIP WG 8.2, Working Conference. Tampa, FL, 2012. DetailsCitation
• Walsh, Gianfranco; Schaarschmidt, Mario; Von Kortzfleisch, Harald: Harnessing Free External Resources: Evidence from the Open Source Field. In: International Conference on Information Systems (ICIS). Orlando, FL, 2012. DetailsCitation
• Schaarschmidt, Mario; Bertram, Matthias; Zerwas, Dorothee; Von Kortzfleisch, Harald: Kommerzialisierungsansätze in Open-Source-Software Projekten. In: HMD – Praxis der Wirtschaftsinformatik, Vol283 (2012), p. 6-16. DetailsCitation
• Schaarschmidt, Mario; Von Kortzfleisch, Harald; Valcarcel, Sylvia; Lindermann, Nadine: Web 2.0 Enabled Employee Collaboration in SME Networks: A CEO’s Perspective.. In: European Conference on Information Systems (ECIS). Helsinki, Finland, 2011. DetailsCitation
• Schaarschmidt, Mario; Bertram, Matthias; Von Kortzfleisch, Harald: Exposing Differences of Governance Approaches in Single and Multi Vendor Open Source Software Development. In: IFIP International Working Conference on Governance and Sustainability in Information Systems. Hamburg, 2011, p. 16-28. DetailsCitation
• Von Kortzfleisch, Harald; Schaarschmidt, Mario; Magin, Philipp: Open Scientific Entrepreneurship. In: International Journal of Open Source Software & Processes, Vol2 (2010), No 4, p. 48-66. DetailsCitation
• Schaarschmidt, Mario; Von Kortzfleisch, Harald: Divide et Impera! The Role of Firms in Large Open Source Software Consortia. In: Americas Conference on Information Systems (AMCIS). San Francisco, CA, 2009. DetailsCitation

Reviewing and consulting activities:

Regular reports for:

Research proposals:

- DFG

Journals (selection):

- Journal for Strategic Information Systems
- European Journal of Information Systems
- Journal of Product Innovation Management
- Journal of Service Research
- Journal of Business Research
- Psychology and Marketing
- British Journal of Management

Conferences (selection):

- International Conference on Information Systems (ICIS)
- European Conference on Information Systems (ECIS)
- Conference of the Academy of Management (AOM)
- European Academy of Management (EURAM)

Academic Duties:

Member of the Faculty Council of the Faculty of Computer Science

Member of the Examination Board Business Informatics