Harvard University's Dr. Nicholas Christakis (Wikipedia) one of Time Magazine's 100 most influential people, is conducting a social experiment on popularity with filmmaker and best selling author Todd Gallagher. The mission for the experiment is for Gallagher to go from 0 to 5,000,000 Twitter followers. In the process, Dr. Christakis will observe the changes in his personal and professional life. Todd is currently at 2 million followers.

Current Participants: James Franco, Chris Rock, Cameron Diaz, Ang Lee, Ed Burns, Nick Cannon, Blake Griffin, James Harden, Kelly Slater, Christina Milian, Karina Smirnoff, Jessica Stam, Bret Easton Ellis; brands including Mercedes-Benz, The Setai, and LIV Nightclub; intellectuals and public figures including Jason Binn, Alison Brod, Steve Cannon, Michael Eisner, Walter Isaacson, Jesse Itzler, A.J. Jacobs, Steve James, Ted Leonsis, Richie Notar, and Lynda Resnick.