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As a principal researcher at DFKI, I do the following things:

  • Conduct research on general issues in the area of interactive intelligent systems and human-computer interaction
  • Direct more application-oriented research projects in in these areas
  • Conduct targeted research in these areas for industrial clients (this work is not represented on this website)
  • Give talks to convey the general lessons learned from this research and practice


[3cixty logo] The first prize of the 2015 Semantic Web Challenge was awarded to the Milan/Expo knowledge base and application of the EIT Digital activity 3cixty.
[RecSys 2015 Logo] The slides from my invited talk at the RecSys’15 Joint Workshop on Interfaces and Human Decision Making for Recommender Systems in Vienna are available; a preprint of the corresponding chapter in the upcoming second edition of the Recommender Systems Handbook is available on request.
[nil] The book-length monograph Choice Architecture for Human-Computer Interaction is now available freely via this website by kind permission of now Publishers.
[TiiS logo] Issue 5(3) of the ACM Transactions on Interactive Intelligent Systems comprises the last two articles for the special issue on Behavior Understanding for Arts and Entertainment as well as three regular articles.

(Latest update: October 16th, 2015)