418022

Brown Jacket Man Jul 29, 2009 · 54%

Keynote Speaker at DEFCON 17 Conference Jul 29, 2009 · 48%

TED Talk: Inspiring the Crowd Jul 29, 2009 · 51%

The Happy Solo Performer Jul 29, 2009 · 54%

Red Circle Encounter Jul 29, 2009 · 57%

Red Circle Smiles Jul 29, 2009 · 58%

The Speaker in the Red Circle Jul 29, 2009 · 57%

The Speaker in Circle Jul 29, 2009 · 54%

Presenting to a Packed House at Defcon 17 Jul 29, 2009 · 54%

Two Men Presenting in Front of a Screen Jul 29, 2009 · 52%

Solo Performer on Stage at DEFCON 17 Jul 29, 2009 · 49%

Blackhat Conference Speech Jul 29, 2009 · 47%

Addressing the Crowd at Defcon 17 Jul 29, 2009 · 50%

Solo Performance on Stage Jul 29, 2009 · 50%