Check out Teaching DITA and Helping to Create Lightweight DITA: An Interview with Carlos Evia by ditawriter. Here is an excerpt:
A few years ago I was at the DITA North America conference just when the idea of Lightweight DITA was being floated for the first time at a conference. One of the speakers I met for the first time was Professor Carlos Evia, Ph.D., who co-presented with Michael Priestley and Jenifer Schlotfeldt…
The full article is available here.