Tom Ligon is an engineer who worked with Dr. Robert Bussard on Polywell Fusion. Tom explains the technology and his work with Dr. Bussard. There are seven videos in the series. You can watch the rest of them here:
Tom Ligon Interview 2
Tom Ligon Interview 3
Tom Ligon Interview 4
Tom Ligon Interview 5
Tom Ligon Interview 6
Tom Ligon Interview 7
My thanks to Matt M. who did the interview and posted the videos.
You can learn the basics of fusion energy by reading Principles of Fusion Energy: An Introduction to Fusion Energy for Students of Science and Engineering.
Polywell is a little more complicated. You can learn more about Polywell and its potential at: Bussard's IEC Fusion Technology (Polywell Fusion) Explained
Why hasn't Polywell Fusion been fully funded by the Obama administration?