There are a variety of videos about Choice Theory and it's applications hosted on online.
The overview embedded below was posted by Bob Hoglund of BHI. You can find other videos in his playlist titled My Top Videos. He tends to focus Quality Schools and the use of Choice Theory in educational settings.
Jeff Crane's Youtube channel hosts a video of American poet and professor Tim Seibles of Old Dominion University explaining Reality Therapy, followed by a role play to demonstrate the RT process.
For access to other web-based resources, check out
BHI Bob Hoglund Inc.
Choice Theory Psychology
European Association for Reality Therapy
Glasser Canada
International Journal of Reality Therapy (Back Issues)
The William Glasser Institute
William Glasser Institute Ireland
William Glasser International