Chris Harrison
@hciprof
Professor at Carnegie Mellon University
ID: 2884703735
http://chrisharrison.net 19-11-2014 20:24:12
401 Tweet
4,4K Followers
257 Following
@hciprof
Professor at Carnegie Mellon University
ID: 2884703735
http://chrisharrison.net 19-11-2014 20:24:12
401 Tweet
4,4K Followers
257 Following