225200

Keynote Address at Defcon 17 Aug 2, 2009 · 52%

Tech Talk at DefCon Aug 2, 2009 · 56%

Tech Talk Aug 2, 2009 · 55%

Keynote Speech on Cutting-Edge Technology Aug 2, 2009 · 54%

Tech Talk at Defcon 17 Aug 2, 2009 · 54%

Expert in Glasses Sharing Insights at DefCon 17 Aug 2, 2009 · 55%

Presentation at Defcon 17 Aug 2, 2009 · 56%

Giving a Presentation at Defcon 17 Aug 2, 2009 · 55%

Conference Speaker Shares Insights on Machine Learning Aug 2, 2009 · 56%

Conference speaker presenting with microphone and laptop Aug 2, 2009 · 54%

Keynote Speaker Addresses Crowd at DEFCON 17 Aug 2, 2009 · 56%

Keynote Speaker at DEFCON 17 Aug 2, 2009 · 59%

Speaking to the Crowd Aug 2, 2009 · 60%

Aug 2, 2009 · 59%

Keynote Address at Defcon 17 Aug 2, 2009 · 57%

Keynote Speaker Aug 2, 2009 · 58%

Keynote Address Aug 2, 2009 · 59%

Keynote Speech at Defcon 17 Aug 2, 2009 · 58%

Keynote Speaker at Defcon 17 Aug 2, 2009 · 56%

Speaking Up Aug 2, 2009 · 58%

Keynote Speech at Defcon 17 Aug 2, 2009 · 57%

Speaking to the Crowd Aug 2, 2009 · 57%

A Man Giving an Engaging Presentation to a Massive Crowd Aug 2, 2009 · 54%

Presenting at Defcon 17 Aug 2, 2009 · 52%

Presenting at Defcon 17 Aug 2, 2009 · 54%

Captivating Conference Presentation Aug 2, 2009 · 52%

Delivering a tech-savvy speech Aug 2, 2009 · 55%