This video is from CFAR, Center For Apologetic Research.
Paul Carden, Executive Directort, is the speaker of this video and
Ron Rhodes is the president and he is the author of many books about cults.
The site has great resources if you want to learn more about cults.
Before you criticize any cult you may want to know what you are criticizing.
For the purchase of DVD, check this out Christianity, Cults and Religions
Study and Research