Bio:

Prof. Dr. Stefanie Sohn hat seit dem 1. September 2026 die Professur für Betriebswirtschaftslehre, insbesondere Marketing und Nachhaltigkeit, an der Universität Duisburg-Essen inne. Darüber hinaus gehört sie weiterhin der University of Southern Denmark an.

Vor ihrem Wechsel an die Universität Duisburg-Essen war Stefanie Sohn als Associate Professor und zuvor als Assistant Professor (Tenure Track) an der University of Southern Denmark tätig. Ihre Promotion im Fach Marketing schloss sie an der Technischen Universität Braunschweig ab. Zuvor studierte sie Betriebswirtschaftslehre in Münster, Bordeaux und Göttingen. Ihre wissenschaftlichen Arbeiten wurden mehrfach ausgezeichnet, unter anderem mit dem Heinrich-Büssing-Preis, dem Wolfgang-Wirichs-Förderpreis Handel sowie Preisen auf internationalen Fachkonferenzen.

In ihrer Forschung untersucht Stefanie Sohn, wie Einstellungen, Entscheidungen und Verhaltensweisen von Konsumentinnen und Konsumenten entstehen. Ihre Schwerpunkte liegen auf nachhaltigem und digitalem Konsumentenverhalten sowie auf der Wirkung sensorischer Marketingreize, insbesondere der visuellen Gestaltung. Methodisch nutzt sie quantitative und qualitative Forschungsansätze, darunter Experimente, Befragungen sowie die Analyse von Sekundärdaten. Stefanie Sohn arbeitet in internationalen und interdisziplinären Forschungsteams. In ihren Drittmittelprojekten verbindet sie die Marketing- und Konsumentenverhaltensforschung insbesondere mit der Informatik und der Wirtschaftsinformatik. Als Antragstellerin hat sie Drittmittel in Höhe von insgesamt mehr als einer Million Euro von der TrygFonden-, Carlsberg- und Hans-Riegel-Stiftung eingeworben. 

Ihre Forschung ist in führenden internationalen Fachzeitschriften erschienen, darunter Beiträge im Journal of Marketing, International Journal of Research in Marketing und Journal of Retailing. Sie ist Mitglied im Editorial Review Board anerkannter Fachzeitschriften und begutachtet regelmäßig Beiträge für weitere internationale Fachzeitschriften.
 

Publications:

• Sohn, Stefanie: Can cybersecurity make us happy? The well-being effects of consumer cybersecurity co-creation. In: AMA Winter Academic Conference 2026. Madrid, Spain, 2026. Details Citation
• Sohn, Stefanie; Luzinska, L.: Towards shared responsibility in online environments: The consumer brand safety engagement (BSE) scale. In: EMAC Proceedings. 2026. Details Citation
• Luzinska, L.; Sohn, Stefanie: From source to use: The impact of source referencing on conversational agent acceptance. In: Haenlein, M.; Sudhir, K.; Veresiu, E. (Ed.): Bridging at the Frontiers: Marketing for a World in Transition: AMA Educators Proceedings. American Marketing Association, 2026, p. 373-376. Details Citation
• Luzinska, L.; Sohn, Stefanie; Schnittka, O.; Mayer, P.: Determinants of the acceptance of cybersecurity chatbots: An extended protection motivation perspective. In: Information \& Computer Security (2026), p. 1-18. doi:10.1108/ICS-12-2025-0528 Details Citation
• Luzinska, L.; Sohn, Stefanie: How human digital presence promotes consumer chatbot usage: A structured abstract. In: Academy of Marketing Science World Marketing Congress. Dijon, France, 2025. Details Citation
• Luzinska, L.; Sohn, Stefanie: Source signals: The impact of referencing information sources on the intention to use conversational agents. In: Proceedings Book: AIRSI 2025. University of Zaragoza, 2025, p. 45-47. Details Citation
• Labrecque, L.; Sohn, Stefanie; Seegebarth, B.; Ashley, C.: Color me effective: The effect of color saturation on product potency and efficacy. In: Journal of Marketing, Vol89 (2025), p. 120-139. doi:10.1177/00222429241296392 Details Citation
• Sohn, Stefanie; Labrecque, L.; Siemon, D.; Morana, S.: Artificial versus human service agents: How their presence shapes information privacy concerns. In: Journal of Retailing, Vol101 (2025), p. 263-278. doi:10.1016/j.jretai.2025.03.003 Details Citation
• Seegebarth, B.; Sohn, Stefanie: The effect of private self-consciousness on consumer preference for organic food. In: Psychology \& Marketing, Vol42 (2025), p. 2275-2286. doi:10.1002/mar.22229 Details Citation
• Ketron, S.; Labrecque, L.; Sohn, Stefanie; Yazdanparast, A.: Color saturation and perceived sensory intensity: An account of psychological proximity. In: Psychology \& Marketing, Vol42 (2025), p. 3063-3080. doi:10.1002/mar.70021 Details Citation
• Rezvani, Z.; Sohn, Stefanie; Jansson, J.; Schnittka, O.: How consumers’ emotions about transport policies shape their adoption of sustainable transport. In: International Journal of Sustainable Transportation, Vol19 (2025), p. 587-596. doi:10.1080/15568318.2025.2510414 Details Citation
• Labrecque, L.; Sohn, Stefanie; Seegebarth, B.; Ashley, C.: The impact of color saturation on potency and efficacy perceptions. In: Association for Consumer Research Annual Conference. Paris, France, 2024. Details Citation
• Sohn, Stefanie: Consumer responses to service firm’s adoption of artificial intelligence service agents. In: AMA SERVSIG 2024. Bordeaux, France, 2024. Details Citation
• Sohn, Stefanie: Consumer perceived risk of autonomous retail technology. In: Journal of Business Research, Vol171 (2024), p. 114389. doi:10.1016/j.jbusres.2023.114389 Details Citation
• Sohn, Stefanie; Schnittka, O.: The undesirable effects of proactive customer service delivery. In: Proceedings of the 52nd Annual Conference of the European Marketing Academy. 2023. Details Citation
• Sohn, Stefanie: When mobile online channels reduce consumer purchase intentions. In: Marketing – Eine Bilanz: Erfolgsfaktorenforschung – Internet-Marketing – Internationales Marketing – Digitalisierung. Springer Fachmedien Wiesbaden, 2023, p. 115-124. Details Citation
• Seegebarth, B.; Woisetschläger, D. M.; Sohn, Stefanie; Frenser, V.: Determinants of consumers’ intentions to reduce air travel. In: Journal of Travel Research, Vol63 (2023), p. 335-356. doi:10.1177/00472875231159044 Details Citation
• Sohn, Stefanie; Schnittka, O.; Seegebarth, B.: Consumer responses to firm-owned devices in self-service technologies: Insights from a data privacy perspective. In: International Journal of Research in Marketing, Vol41 (2023), p. 77-92. doi:10.1016/j.ijresmar.2023.08.003 Details Citation
• Sohn, Stefanie; Schnittka, O.; Bajde, D.; Kuruoglu, A.: How and when an exclusion from sustainable products and services affects consumer sustainable behavior - [Conference abstract accepted but not presented]. In: 12th SERVSIG Conference. Glasgow, Scotland, 2022. Details Citation
• Sohn, Stefanie; Siemon, D.; Morana, S.: Consumer willingness to disclose personal information to conversational agents (CAs): The double-edged sword of CAs’ perceived intelligence. In: AIRSI 2022 Conference Proceedings. University of Zaragoza, 2022, p. 79-81. Details Citation
• Seegebarth, B.; Sohn, Stefanie; Blankenberg, A. -K.: The power of consumers’ sustainable product purchasing: An abstract. In: Pantoja, F.; Wu, S. (Ed.): From Micro to Macro: Dealing with Uncertainties in the Global Marketplace. Springer, 2022, p. 57-58. doi:10.1007/978-3-030-89883-0\_11 Details Citation
• Sohn, Stefanie; Seegebarth, B.; Woisetschläger, D. M.: The same only different? How a pandemic shapes consumer organic food purchasing. In: Journal of Consumer Behaviour, Vol21 (2022), p. 1121-1134. doi:10.1002/cb.2060 Details Citation
• Sohn, Stefanie; Karampournioti, E.; Wiedmann, K. P.; Fritz, W.: The sources of the many faces of consumer smartphone attachment: A value-in-use perspective. In: International Journal of Consumer Studies, Vol46 (2022), p. 1399-1412. doi:10.1111/ijcs.12765 Details Citation
• Sohn, Stefanie; Siemon, D.; Morana, S.: When live chats make us disclose more. In: ICIS 2021 Proceedings. 2021. Details Citation
• Rezvani, Z.; Sohn, Stefanie; Jansson, J.; Schnittka, O.: Proud and relieved? How consumers’ emotions towards an environmental policy affect perceived policy effectiveness and pro-environmental behavior. In: Proceedings of the 50th Annual Conference of the European Marketing Academy. 2021. Details Citation
• Labrecque, L.; Ashley, C.; Sohn, Stefanie; Seegebarth, B.: The impact of color on consumer perceptions of product efficacy. In: Bradford, T. W.; Keinan, A.; Thomson, M. (Ed.): Advances in Consumer Research. Association for Consumer Research, 2021, p. 921. Details Citation
• Groß, M.; Sohn, Stefanie: Understanding the consumer acceptance of mobile shopping: The role of consumer shopping orientations and mobile shopping touchpoints. In: The International Review of Retail, Distribution and Consumer Research, Vol31 (2021), p. 36-58. doi:10.1080/09593969.2020.1852096 Details Citation
• Sohn, Stefanie; Fiedler, M.; Fritz, W.: A value-based model of consumer smartphone usage for online transactions: The role of consumer characteristics and purchasing situation: An abstract. In: Wu, S.; Pantoja, F.; Krey, N. (Ed.): Marketing Opportunities and Challenges in a Changing Global Marketplace. Springer, 2020, p. 527-528. doi:10.1007/978-3-030-39165-2\_217 Details Citation
• Sohn, Stefanie; Karampournioti, E.; Wiedmann, K. -P.; Fritz, W.: Me, myself and my smartphone: Antecedents of smartphone attachment: An abstract. In: Wu, S.; Pantoja, F.; Krey, N. (Ed.): Marketing Opportunities and Challenges in a Changing Global Marketplace. Springer, 2020, p. 173-174. doi:10.1007/978-3-030-39165-2\_77 Details Citation
• Sohn, Stefanie: Consumer perceived risks of emerging self-service technologies (SSTs). In: 2020 Global Marketing Conference at Seoul. 2020, p. 1329-1334. Details Citation
• Sohn, Stefanie; Seegebarth, B.: Private or provided? Consumer acceptance of different types of in-store mobile self-scanning technology. In: 2020 Global Marketing Conference at Seoul. 2020, p. 1507-1521. Details Citation
• Sohn, Stefanie; Seegebarth, B.; Kissling, M.; Sippel, T.: Social cues and the online purchase intentions of organic wine. In: Foods, Vol9 (2020), p. 643. doi:10.3390/foods9050643 Details Citation
• Sohn, Stefanie; Gross, M.: Understanding the inhibitors to consumer mobile purchasing intentions. In: Journal of Retailing and Consumer Services, Vol55 (2020), p. 102129. doi:10.1016/j.jretconser.2020.102129 Details Citation
• Sohn, Stefanie; Seegebarth, B.: Does green equal green? Consumer responses towards different shades of green. In: Bagchi, R.; Block, L.; Lee, L. (Ed.): Advances in Consumer Research. Association for Consumer Research, 2019, p. 992. Details Citation
• Sohn, Stefanie: Can conversational user interfaces be harmful? The undesirable effects on privacy concern. In: ICIS 2019 Proceedings. 2019. Details Citation
• Seegebarth, B.; Sohn, Stefanie; Fritz, W.: How does the content of my shopping basket contribute to my well-being? Evidence from (organic) food purchases. In: Proceedings of the 10th EMAC Regional Conference. 2019. Details Citation
• Sohn, Stefanie: Consumer adoption of smart services: The role of service technology autonomy. In: Proceedings of the 48th Annual Conference of the European Marketing Academy. 2019. Details Citation
• Sohn, Stefanie; Fritz, W.: More than just scanning? Empirical insights into consumer responses towards QR codes on product packages. In: 2018 Global Marketing Conference at Tokyo. 2018, p. 703-704. Details Citation
• Sohn, Stefanie; Seegebarth, B.; Kissling, M.; Sippel, T.; Fritz, W.: Consumer purchasing of green products: The role of social presence in online retailing. In: Gounaris, S. (Ed.): People Make Marketing: Proceedings of the 47th Annual Conference of the European Marketing Academy. 2018. Details Citation
• Sohn, Stefanie; Fleer, J.: Does mobile online shopping fit into consumers’ lifestyle and needs? Empirical insights into the drivers of perceived mobile online shopping compatibility. In: Verhoef, P. C. (Ed.): Leaving Footprints: Conference Proceedings. 2017. Details Citation
• Fritz, W.; Sohn, Stefanie; Seegebarth, B.: Broadening the perspective on mobile marketing: An introduction. In: Psychology \& Marketing, Vol34 (2017), p. 113-118. doi:10.1002/mar.20978 Details Citation
• Sohn, Stefanie; Seegebarth, B.; Moritz, M.: The impact of perceived visual complexity of mobile online shops on user’s satisfaction. In: Psychology \& Marketing, Vol34 (2017), p. 195-214. doi:10.1002/mar.20983 Details Citation
• Sohn, Stefanie: Consumer processing of mobile online stores: Sources and effects of processing fluency. In: Journal of Retailing and Consumer Services, Vol36 (2017), p. 137-147. doi:10.1016/j.jretconser.2017.01.008 Details Citation
• Sohn, Stefanie: A contextual perspective on consumers’ perceived usefulness: The case of mobile online shopping. In: Journal of Retailing and Consumer Services, Vol38 (2017), p. 22-33. doi:10.1016/j.jretconser.2017.05.002 Details Citation
• Sohn, Stefanie: The effects of perceived visual online shop complexity on users’ satisfaction in a mobile shopping context. In: Knoeferle, K. (Ed.): Marketing in the Age of Data: Proceedings of the 45th EMAC Annual Conference. 2016, p. 140. Details Citation
• Sohn, Stefanie: The effects of perceived website complexity: New insights from the context of mobile online shops. In: Proceedings of the 24th European Conference on Information Systems. 2016. Details Citation
• Sohn, Stefanie: A typology of smartphone users based on consumers’ risk perceptions regarding mobile shopping. In: 2014 Global Marketing Conference at Singapore. 2014, p. 1053-1058. Details Citation
• Sohn, Stefanie: Werbung auf mobilen Endgeräten – Eine Literaturanalyse zu den Wirkungen und den Wirkungsursachen. In: MedienWirtschaft, Vol11 (2014), p. 12-27. Details Citation
• Sohn, Stefanie: Warum Smartphone-Nutzer nicht mobil einkaufen. In: Marketing Review St. Gallen, Vol31 (2014), p. 32-41. doi:10.1365/s11621-014-0401-8 Details Citation
• Sohn, Stefanie; Kempe, M.: Influence of ad presentation type and personalization on the effectiveness of in-app advertising: An experimental approach. In: Karaosmanoglu, E.; Elmadag Bas, A. B. (Ed.): Lost in Translation: Marketing in an Interconnected World: Proceedings of the 42nd EMAC Annual Conference. 2013, p. 210. Details Citation
• Sohn, Stefanie; Kesting, T.; Paslick, A.: Die Relevanz emotionaler Aspekte in der B-to-B-Kommunikation am Beispiel einer Konferenz. In: Business-to-Business Kommunikation: Neue Entwicklungen im B-to-B-Marketing. Erich Schmidt Verlag, 2012, p. 323-345. Details Citation