• Seit 2008: German Graduate School of Management and Law gGmbH, Wissenschaftlicher Mitarbeiter
• 2006–2008: Pleon Event & Sponsoring GmbH, Bonn, Junior Projekt Manager
• 2004–2005: Deutsche Sporthochschule Köln, Projektmanager »Fit am Ball – Der Schul-Cup von funny-frisch«

1999–2006: Studium der Sportwissenschaften an der Deutschen Sporthochschule Köln. Auslandsstudium mit Schwerpunkt Sport Management an der State University of New York – College at Cortland (SUNY Cortland). Abschluss als Diplom-Sportwissenschaftler (Schwerpunkt: Ökonomie und Management)

• ASS – Alumni Sportökonomie und Sportmanagement der Deutschen Sporthochschule Köln e.V.
• EASM – European Association for Sport Management

• Intraorganisationale Legitimation von Sponsorshipbeziehungen
• Wirkung von Wissensaustausch auf die Performance von Sponsoringmanagement

• Dum, T., Koch, J & T. Bayón (2013). Legitimation processes surrounding sponsorship decisions: Findings from the German Sports Business Industry, Proceedings of the 21. Annual Conference of the European Association for Sport Management (EASM), Istanbul, Turkey
  
• Dum, T., Koch, J. & T. Bayón (2013). Sponsorship legitimation as identification: The case of the German sports business industry, Proceedings of the British Academy of Management Conference: Managing to make a difference, Liverpool, UK
• Dum, T. (2012). Work-Life-Balance - Eine Herausforderung für Unternehmen und Mitarbeiter. GGS Quarterly 2012/4. German Graduate School of Management and Law, Heilbronn
• Dum, T., Koch, J. & T. Bayón (2012). Intraorganisational Legitimation of Sponsorship Decisions: The Case of an International Sporting Goods Retailer, Proceedings of the 20. Annual Conference of the European Association for Sport Management (EASM), Aalborg, Denmark
• Schäfferling, A., Wagner, H.-T., Schulz, M. & T. Dum (2011). The Effect of Knowledge Management Systems on Absorptive Capacity: Findings from International Law Firms, Proceedings of the 15. Pacific Asia Conference on Information Systems (PACIS), Brisbane, Australia
• Wagner, H.-T., Dum, T., Schäfferling, A. & M. Schulz (2011). The Effect of Knowledge Management Systems on Absorptive Capacity: The Case of a German Law Firm, Proceedings of the 44. Hawaii International Conference on System Sciences. IEEE Computer Society, Kauai, USA
• Dum, T. (2009). Leveraging a Bundesliga brand: The case of 1899 Hoffenheim. In: EASM (European Association for Sport Management), 17. Annual European Sportmanagement Conference: Best Practices in Sport & Event Management. Amsterdam, Netherlands 16–19 September 2009. Arko Sports Media: The Netherlands
• Dum, T., Dolles, H. & S. Söderman (2009). Sponsoring the EURO 2008 football tournament: Analysing sponsorship awareness in Swiss and Austrian print media. In: EASM (European Association for Sport Management), 17. Annual European Sportmanagement Conference: Best Practices in Sport & Event Management. Amsterdam, Netherlands 16–19 September 2009. Arko Sports Media: The Netherlands
• Söderman, S., Dolles, H., & T. Dum (2009). »International and global development«, in: Chadwick, S., and S. Hamil (eds.): Managing Football: An International Perspective, Butterworth-Heinemann, London, UK