1. Hasan Elahi - The quantified self and the need to forget

  2. Greg Van Kirk - Micro-consignment to begin new businesses, lives

  3. Jodie Wu - Pedal Power

  4. Alice Gray Stites - Art Without Walls

  5. Jason Pontin - Editor of Technology Review, "Technologies that Matter"

  6. David Kaiser - How the Hippies Saved Physics

  7. Cynthia Lowen - "Bully" Filmmaker

  8. Grimanesa Amoros - Artist Sheds Light, with Light

  9. Baratunde Thurston - Officially Steps Down as the Black Person

  10. Lisa Randall - Knocking on Heaven's Door

  11. Peter Van Buren - The Accidental State Department Employee

  12. Kevin Colleran - We Are All Social

  13. Aubrey de Grey - Be Curious in Two Ways

  14. Lindsey Stirling - To Find Yourself, Forget the Mountaintop

  15. Leonard Mlodinow is Curious about Quantum Gravity

  16. Parag Khanna - Can Complex Geopolitical Events be Untangled?

  17. Daniel Simons - Can Technology be Used to Correct Our Faulty Intuitions?

  18. Joke Fincioen - Fool the brain. Don't Look Down

  19. Renee Blodgett on Better Government: There's an App for That

  20. Joshua Overbay - Don't be a Slave to Certainty

  21. Comedian Steve Mazan: I'm curious about people who aren't curious

  22. Sheril Kirshenbaum - Kiss and Tell, the Science of the Kiss

  23. Baratunde Thurston - The difference "difference" makes

  24. Suketu Bhavsar - Physics of "Why?"

  25. Autistic Savant Daniel Tammet - Sharp Cheese and Loud Shirts

  26. Hugh Herr - Man, Mind and Machine

  27. Tori McClure - Second Time's the Charm - The Superior becomes the Servant

  28. Stefan Sagmeister - To Break the Rules, Know the Rules

  29. Daphne Miller - The Jungle Effect

  30. Howard Bloom - The Global Brain

  31. Sean Carroll - Disorder Gives Time its Direction

  32. Ellen McGirt - Bring out the Inner Inventor in You

  33. Philippe Petit - Create Something Magical in Your Life

  34. Brendan Greeley - Technology, the News and Newspapers

  35. Jon Landau - At the Heart of Every Movie

  36. Caroline Alexander - Homer's Iliad Tells the Story of Modern War

  37. Lisa Cortes - The mid-life crisis, zeitgeist and "Precious"

  38. Michael Dougan - "I come away with so much more than I give"

  39. Janelle Monae - Go Cards!

  40. Janelle Monae - Go Wildcats!

  41. Nat Irvin - "The festival is about discovering these wonderful connections"

  42. Bert Hölldobler- "Ants don't fight wars for war's sake"

  43. Will Allen - Innovation Happens from the Ground up

  44. Bob Berman - "Time and space are tools of animal perception"

  45. A.J. Jacobs - "There is No Useless Knowledge"

  46. Marc Yu - "The thing is, you have to love music"

  47. John McPherson - Needs a new idea every day of the year

  48. Naomi Tutu - "We owe ourselves the opportunity to be great"

  49. Julian Beever - Creating sidewalk illusions

  50. IdeaFestival 2009, Louisville. Commercial

  51. Bridget Brennan - The Female Factor

  52. Richard Kogan - Mozart's Genius

  53. Dr. Lee Dugatkin - Altruistic behavior everywhere in the Animal Kingdom

  54. Kenn Parks - Our One Planet

  55. Imaculee Ilibagiza - Forgiving and other Beautiful Ideas

  56. Amy Chua - Diversity as Strategic Asset

  57. Bjarke Ingels - Creative constraints as the big idea

  58. Jane McGonigal - Real life games

  59. David Mohney - Curry Stone Prize and humanitarian design

  60. Peter King - Ninjustsu

  61. John Gauntt - "Community trumps technology"

  62. Katrina Firlik - "We Are Our Brains"

  63. Wes Janz and Antonio Scarpone - The Curry Stone Design Prize

  64. Will Shortz - The "grab-bag brain"

  65. Diandra Leslie-Pelecky - "Physics is a Survival Skill"

  66. Vova Galchenko - What juggling has taught him

  67. Kiley Lane - How the IdeaFestival has inspired her

  68. IDEAFESTIVAL - 2008, Louisville Sept 25-27

  69. Jeffrey Manber - "Branding Randomness"

  70. IF Conversations - Jeffrey Schwartz

  71. IF Conversations - Laurence Gonzales

  72. Richard Kogan on the versatility of Leonard Bernstein

  73. Craig Nevill-Manning - IF Conversation

  74. IF Conversations - Cameron Sinclair

  75. Ethan Zuckerman - IdeaFestival Conversations

  76. Dirk Brockmann - IF Conversations

  77. Homaro Cantu - "Bringing a fresh perspective to food"

  78. Ruby Lerner - IF Conversations

  79. Mindy Faber - IF Conversations

  80. James McLurkin on Robot Swarms - IF Conversations

  81. IdeaFestival 2008 Promo

  82. Michio Kaku on Time Travel - IF Conversations

  83. Nicholas Kristof - IF Conversations

  84. IF Conversations - Karen Walker

  85. IF Conversations - Charles E. Pogue

  86. IF Conversations - Tiffany Shlain, Filmmaker