| David Greenberger |
Creator, Duplex Planet |
Gel 2004 |
| Richard Greenblatt |
Writer, actor and director |
ideaCity 2005, ideaCity 2004 |
| Brian Greene |
Physicist |
TED2005 |
| Adam Greenfield |
Critical Futurist |
PICNIC '09, PICNIC '08, PICNIC '07, Lift07 |
| Edward Greenspan |
Criminal lawyer |
ideaCity 2002, ideaCity 2001 |
| Edward Greenspon |
Author & columnist |
ideaCity 2003 |
| Jessica Greenwood |
Deputy Editor, Contagious Magazine |
PICNIC '09 |
| The Gregory Brothers |
Creators, Auto Tune the News |
Gel 2010 |
| Helen Greiner |
Co-founder, iRobot |
ideaCity 2007 |
| Charlotte Grey |
Historian |
ideaCity 2007 |
| Francois Grey |
Visiting Professor of Physics, Tsinghua University, Beijing |
Lift08 |
| Ingo Griebl |
Managing Director, Burda:ic |
DLD 2008 |
| David Griffin |
Director of photography, National Geographic |
TED2008 |
| Saul Griffith |
Co-founder, Low Cost Eyeglasses, Squid Labs, Potenco, Instructables.com, HowToons & Makani Power |
TEDxOilSpill, TED2009, PopTech 2008, TED2006 |
| Scott Griffith |
President & CEO, Zipcar |
ideaCity 2007 |
| Matt Groening |
Creator, The Simpsons |
TED9 |
| Franz Groff |
Chief Technology Officer, Fairtilizer |
Lift06 |
| Rudolf Groger |
CEO, O2 Germany |
DLD 2006 |
| Lucas Grolleau |
Owner, Soundsgood Inc. |
Lift10 |
| Bill Gross |
Founder, Idealab |
TED2003, TED9 |