| Li Lu |
Founder & Chairman, Himalaya Capital Management |
TED9, TED7 |
| Greg Lucier |
Chairman & CEO, Life Technologies |
TEDMED2009 |
| James Ludwig |
Vice President of Global Design, Steelcase |
BIF-4, Gel 2004 |
| Matthias Luefkens |
Associate Director, World Economic Forum |
Lift07 |
| Morten Lund |
Serial entrepreneur, investor |
DLD 2008 |
| Sergei Lupashin |
Systems engineer, student and researcher , ETH Zurich |
DLD 2009 |
| William D. Lutz |
Linguist |
TED6 |
| Ane Lykke |
Designer |
euroGel 2006 |
| Mark Lynas |
Environmental journalist |
Poptech 2005 |
| Greg Lynn |
Leader and owner, Greg Lynn FORM |
DLD 2008, TED2005 |
| David Macaulay |
Author and illustrator |
EG08, TEDMED3, TED2002 |
| Paul MacCready |
Aircraft designer |
TED2003, TED8 |
| Brian Macdonald |
Director & choreographer |
ideaCity 2002 |
| Richard MacDonald |
Dignified death advocate |
ideaCity 2009, ideaCity 2002 |
| Juliana Machado Ferreira |
Biologist |
TED2010 |
| Tod Machover |
Professor of music, MIT Media Lab |
EG10, TED7 |
| Joseph Macinnis |
Undersea explorer |
ideaCity 2007, ideaCity 2006, ideaCity 2005, ideaCity 2004, ideaCity 2001, ideaCity 2000 |
| Ashley MacIsaac |
Fiddle player |
ideaCity 2007 |
| Lewis MacKenzie |
Peacemaker, United Nations |
ideaCity 2004 |
| John Mackey |
CEO, Whole Foods Market |
TEDMED2010 |