I don't know anything about the series, but he is giving a presentation on Tuesday April 14th at 6pm in Colorado Springs entitled: Knowledge Required: Why Rigorous Content.
It is being sponsored by the Colorado Gifted Education, Pikes Peak and Southeast Regions organizations.
I know most of oyu are not in this area, but I thought it was interesting that I just got the notice yesterday from DD's teacher and was unfamiliar with the name, and here it was.