Twitter: 2009-10-16 by Paul Epps on 16 Oct 2009 RT @KathySierra: What does it say about your user that they're your user? ANY answer > ? # RT @KathySierra: A simple way to change the world of education, marketing, start-ups: find out what makes people who do [x], enjoy [x] # Related Posts Twitter: 2009-11-12 Twitter: 2009-07-01 Twitter: 2009-05-28