The son of Mia Farrow and Woody Allen is a bonafide Twitter superstar, thanks to insightful and hilarious tweets about his parentage, very public family issues and thoughts on life and culture. His viral Twitter takes and impressive resume (Rhodes scholar, Yale Law) also helped land him a social-media friendly show on MSNBC. But his best quips still come in 140 characters or less. —Eliana Dockterman