Guests 480 Guests
- Ralph Lauren Fashion Designer
- John Laurence Correspondent, CBS; Author
- Hugh Laurie Actor
- Anne Lauvergeon C.E.O., Areva
- Rod Laver Former Tennis Champion
- Linda Lavin Actor
- Sergey Lavrov Foreign Minister of Russia
- Jude Law Actor
- Dune Lawrence Journalist, Bloomberg News
- Ian A. Lawrence Student
- Jennifer Lawrence Actor
- Martin Lawrence Actor
- Sara Lawrence-Lightfoot Professor, Harvard University; Author
- Chappell Lawson Professor, Massachusetts Institute of Technology
- Nigella Lawson Chef; Author
- Geraldine Laybourne Chairman and C.E.O., Oxygen Media
- Mitchell Lazar Director, The Institute for Diabetes, Obesity and Metabolism, The University of Pennsylvania
- Shelly Lazarus Chairman and C.E.O., Ogilvy & Mather Worldwide
- Adrian Nicole LeBlanc Journalist, Esquire Magazine
- Bennet LeBow Chairman and C.E.O., Brooke Group, Ltd.; Director, Liggett Group, Inc.
- Elizabeth LeCompte Artistic Director and Founding Member, The Wooster Group
- Joseph LeDoux Professor, New York University; Director, Emotional Brain Labs, Nathan Kline Institute
- Charlie LeDuff Columnist, The New York Times
- William LeFevre Investor, Ehrenkrantz King Nussbaum
- Greg LeMond Cyclist; Three-time winner of the Tour de France
- Simon LeVay Author; Neuroscientist
- Jim Leach Representative, (R) Iowa
- Penelope Leach Author
- Clifton Leaf Executive Editor, Fortune Magazine
- David Leaf Filmmaker
- Richard Leakey Paleoanthropologist; Author
- Frances Lear Founder and Publisher, Lear's; Activist
- Norman Lear Author
- Denis Leary Actor; Writer
- Mark Leavitt Former Governor, (R) Utah
- Michael Leavitt Secretary of Health and Human Services
- Mike Leavitt Former Governor (R), Utah; Former Secretary of Health and Human Services
- Evgeny Lebedev Owner, The Independent, The Evening Standard
- Jean-Jacques Lebel Curator
- Alexandra Lebenthal President and C.E.O., Lebenthal & Co.
- Fran Lebowitz Author
- James Ledbetter Journalist, The Village Voice
- Joshua Lederberg Doctor; Nobel Laureate; Professor Emeritus, Rockefeller University
- Edith Lederer Chief Correspondent of the United Nations, Associated Press; Author
- Leon Lederman Experimental Physicist; Nobel Laureate
- Susan Lederman President, League of Women Voters
- Heath Ledger Actor
- Joseph Ledoux Professor of Neuroscience, NYU
- Ang Lee Director
- Barbara Lee Representative, (D) California
- Carol Lee White House Correspondent, The Wall Street Journal
- Charles R. Lee Chairman and C.E.O., GTE
- Corey Lee Head Chef & Owner, Benu
- Evan Lee Physician; Member, Doctors Without Borders
- Francis Lee Physician
- Peggy Lee Singer
- Philip Lee Director, U.S. Public Health Service
- Spike Lee Director
- Susan Lee Editorial Board Member, The Wall Street Journal
- Lee Hsein Loong Prime Minister, Singapore
- Brian Leetch Hockey Player, New York Rangers
- Gerald Lefcourt Defense Attorney
- Frédéric Lefebvre Minister of Commerce, France
- Alain Lefevre Pianist; Composer
- Alessia Lefébure Director of the Alliance Program, Columbia University
- John Legend Singer-Songwriter
- Phoebe Legere Cabaret Singer
- Vanessa Leggett Journalist
- Victoria Legrand Musician
- John Leguizamo Actor; Comedian; Playwright
- Robert Legvold Professor of Political Science, Columbia Univeristy
- John Lehman Former Secretary of the Navy; Chairman, J. F. Lehman & Company
- Susan Lehmann Attorney; Writer, Mirabella
- Brian Lehrer Guest Host
- Jim Lehrer Former Anchor, "PBS Newshour"; Author
- Jonah Lehrer Author
- Kate Lehrer Author; Journalist
- Rudolph Leibel Head of Molecular Genetics, Columbia University Medical Center; Co-Director, Naomi Berrie Diabetes Center
- Mark Leibovich Journalist, The New York Times
- Annie Leibovitz Photographer
- Margot Leicester Actor
- Utrice Leid Managing Editor, The City Sun
- Neil Leifer Photographer
- Jennifer Jason Leigh Actor
- Mike Leigh Director
- John Leighton Director, Van Gogh Museum
- Al Leiter Pitcher, New York Mets
- Pierre Lellouche Member, French National Assembly; President, NATO Parliamentary Assembly
- Joseph Lelyveld Author; Journalist
- Nicholas Lemann Staff Writer, The New Yorker; Dean, Graduate School of Journalism, Columbia University
- Christy Lemire Entertainment Writer, The Associated Press
- Jack Lemmon Actor
- Michael Lemonick Senior Science Writer, Time Magazine; Author
- Daniel Lenihan Underwater Archaeologist; Author
- Thomas Lennon Producer; Filmmaker
- Annie Lennox Singer
- William J. Lennox, Jr. Lieutenant General
- Jay Leno Host, "The Tonight Show"; Author
- Adriane Lenox Actor
- Jim Lentz C.E.O. of Toyota Motor North America