On March 20, Professor Ahlemann served as a member of the board examining Stefan Gieffers-Ankel at EBS Business School, Wiesbaden. Stefan Gieffers-Ankel passed his doctoral examination. The disputation covered his thesis “Fachliche Standardisierung von Geschäftsanwendungsportfolios in Multinationalen Unternehmen mit föderal strukturierten IT Entscheidungsrechten ”. Prof. Dr. Christine Legner was the first supervisor.