Visibility 9-11

This episode of Visibility 9-11 welcomes back to the program long time 9-11 researcher Jim Hoffman.  Jim is a software engineer who has specialized in developing new algorithms, applications is computational geometry, and scientific visualization.   His work has been instrumental in significant new scientific discoveries and has been featured in articles in Nature, Scientific American, Science Digest and Science News. Jim's work on 9-11 has laid an early foundations for the 9-11 truth movement and his work is often cited by important figures in the 9-11 movement such as Dr. David Ray Griffin, Richard Gage and Dr. Steven Jones.  Focusing on what happened at the World Trade Center, Jim was one of the first people to point out facts surrounding the 3 building "collapses" on 9-11 including an extensive analysis of the Twin Towers and Building 7.  His excellent website, wtc7.net, was one of the first websites to seriously ask if explosives were used at the World Trade Center on 9-11.  wtc7.net has proved to be a t