OCCUPATION: Political strategist, Obama buddy
PREVIOUS APPEARANCES ON THE TIME 100: 0
PRO: As Obama's campaign manager, he oversaw one of the most tightly executed, technologically nimble presidential efforts in history, outflanking both the Clintons and the GOP. And he earned a seven-figure book deal not bad for a college dropout.
CON: Once the election was over, Plouffe's fundraising e-mails quickly went from invigorating to irritating. Dude, we gave at the office.