Bill McKibben

1 John King 2 Matt Miller 3 Benicio Del Toro 4 Lawrence Lessig 5 Anthony Romero 6 Niall Ferguson 7 Alan Khazei 8 David Gregory, Shepard Fairey 9 Frank Rich 10 Jabari Asim 11 Elizabeth Alexander 12 Jon Meacham 13 Chris Mooney, Ed Young 14 Philippe Petit 15 Paul McCartney, Denis Dutton 16 John Podesta 17 Dan Zaccagnino 18 Henry Louis Gates Jr. 19 Steve Martin 20 James Surowiecki, Jonah Lehrer 21 TV on the Radio 22 Robert Ballard 23 Eleanor Holmes Norton, Steven Pinker 24 David Ross, Ed Colbert, Adam Gopnik 25 Father James Martin, Helen Fisher 26 Cliff Sloan 27 John Fetterman 28 Kris Kristofferson 29 David Byrne 30 Mark Bittman 31 Carl Wilson 32 Steven Johnson 33 Lisa Hannigan 34 William Gerstenmaier, Dr. Jay Keasling 35 Howard Fineman 36 Simon Johnson, Peter Singer 37 Jonathan Chait, Neil Gaiman 38 David Grann 39 Juan Cole 40 John McCardell 41 Derrick Pitts 42 David Plotz 43 Dambisa Moyo 44 Biz Stone 45 Tom Brokaw, Rich Lowry 46 Queen Noor 47 Phil Bronstein 48 Bart Ehrman 49 Sunita L. Williams, Susie Orbach 50 Jim Lehrer 51 Kanishk Tharoor, Doug Kmiec 52 Ken Quinn, Sheriff Joe Arpaio 53 Coach Mike Kryzewski 54 Ira Glass 55 Elizabeth Bintliff 56 The Decemberists 57 David Gross 58 David Kessler 59 Jonathan Alter, Ethan Nadelman 60 J.J. Abrams 61 Cliff Sloan, Paul Rieckhoff 62 Laurie Garrett 63 Mitchell Joachim 64 Jeff Daniels 65 Ron Howard 66 Michael Pollan 67 Yusuf Islam 68 Meghan McCain 69 Walter Kirn 70 Seth Shostak 71 Green Day 72 Jeffrey Toobin, Sen. Byron Dorgan 73 Katty Kay 74 Eric Schlosser 75 Dag Soderberg, David Byrne 76 General Raymond Odierno 77 Specialist Tareq Salha, Sgt. Robin Balcom 78 Lieutenant General Charles Jacoby 79 Stephen broadcasts from Iraq, Command Sgt. Major Frank Grippe 80 Austan Goolsbee 81 Karim Sadjadpour, Jim Rogers 82 Joshua Micah Marshall 83 Paul Muldoon 84 Simon Schama 85 Howard Dean, David Kilcullen 86 Matthew Crawford 87 Jim Fouratt 88 Neil DeGrasse Tyson 89 Alexi Lalas, Kevin Mattson 90 Nicholas Kristof 91 Ed Viesturs 92 Paul Rieckhoff, Paul Krugman 93 Leymah Gbowee 94 Douglas Rushkoff 95 Edmund Andrews 96 Geoffrey Canada, Bob Park 97 Dr. Aaron Carroll 98 Matthew Waxman, Chris Anderson 99 Zev Chafets 100 Movits! 101 Arianna Huffington 102 Kevin Baker 103 Kathryn Bigelow 104 General Anthony Zinni 105 Kurt Andersen 106 Kris Kobach 107 Meryl Streep 108 Sen. Barbara Boxer 109 Jonathan Cohn 110 Mark Johnson 111 Mark Devlin 112 Bill McKibben 113 Robert Wright 114 Ang Lee 115 Chris Matthews 116 Cory Booker 117 Christiane Amanpour 118 Tony Danza 119 Frank Bruni 120 Tue, Sep 22, 2009 121 AJ Jacobs 122 Ken Burns 123 Sheryl WuDunn 124 Matt Latimer / Out Of The Closet 125 Wed, Sep 30, 2009 126 Francis Collins 127 Arne Duncan 128 The Mountain Goats 129 Alison Gopnik 130 Thu, Oct 8, 2009 131 Shashi Tharoor, Dr. Sanjay Gupta 132 David Javerbaum, Sylvia Earle 133 Amy Farrell, The RZA 134 Jerry Mitchell 135 Cornel West 136 Tue, Oct 27, 2009 137 Brian Cox 138 Bill Simmons 139 Nicholas Thompson 140 Andrew Sullivan 141 Harold Evans 142 Thu, Nov 5, 2009 143 Mon, Nov 9, 2009 144 Maria Shriver 145 Christopher Caldwell 146 Woody Harrelson 147 Mon, Nov 16, 2009 148 Malcolm Gladwell 149 Norah Jones 150 Thu, Nov 19, 2009 151 Dan Esty, Cevin Soling 152 Tue, Dec 1, 2009 153 Wed, Dec 2, 2009 154 Thu, Dec 3, 2009 155 Mon, Dec 7, 2009 156 Senator Bernie Sanders, Andy Schlafly 157 Wed, Dec 9, 2009 158 Thu, Dec 10, 2009 159 Snoop Dogg 160 Alicia Keys 161 Tom Brokaw