Talks

November 2019 The Unexpected Downside of Paying or Sending Messages to People to Make Them Walk: Comparing Tangible Rewards and Motivational Messages to Improve Physical Activity
Mixed Reality Lab, University of Nottingham, UK
Details of the talk
April 2019Teaching programming to large classes with Jupyter
Lunch&Learn seminars, EPFL, Switzerland
Screencast
October 2016Design of Online Deliberative Systems: Villains and heros
Journée d’etude Internationale, CEVIPOF, SciencePo, Paris, France
Site CEVIPOF
June 2011A research agenda in service front-ends
ACM SIGCHI Symposium on Engineering Interactive Computing Systems (EICS). Pisa, Italy
May 2010Exploiting social networks as delivery networks
Sonic Lab seminars, Northwestern University, USA
June 2008Calculating cross-recurrence gaze in dual eye-tracking
Brown bag seminars, Nottingham University, UK
May 2006The future of web search
Universitat Pompeu Fabra, Barcelona, Spain
Organized by Yahoo! Research
Recording of the talk