by Dr. Nic Williams
at RubyConf 2012 on Nov 2nd, 2012

by Dr. Nic Williams
at Goruco 2012 on Jun 23rd, 2012

by Dr. Nic Williams & Various Presenters
at RailsConf 2012 on Apr 25th, 2012

by Dr. Nic Williams & Various Presenters
at RailsConf 2012 on Apr 25th, 2012

by Dr. Nic Williams
at RubyConf 2011 on Oct 1st, 2011

by Dr. Nic Williams
at RailsConf 2011 on May 17th, 2011

by Dr. Nic Williams
at RubyConf 2007 on Nov 4th, 2007