Thomas Valone gave a lecture at the annual exopolitical event in 2008: The X-Conference. It took place at the Hilton Hotel in Gaithersburg just outside Washington DC.
The topic was various "free energy" and anti gravity systems. Valone has worked for the US Patent Office and has a PhD in engineering. He is an inventor and is the director of the Integrity Research Institute.
Filmed by Frederik Uldall from Exopolitics Denmark and Robert Fleischer from Exopolitics Germany.