Jim Hoffman has been researching the September 11, 2001
attack since the spring of 2003,
when he began creating the now-acclaimed 9-11 Research website.
On September 11, 2003, Hoffman gave the first in a series of talks,
The Twin Towers' Demolition,
exposing the fraudulence of the official collapse investigations
and providing direct evidence of demolition.
A software developer by profession,
Hoffman performed pioneering work in mathematical visualization
and has co-authored articles in
for work in polymer science.