Teenage boys

Christian Picciolini was a lonely, alienated teenager when he joined up with white supremacists. Eight years later he left the movement, and now is an anti-hate activist.

Indian director Satyajit Ray first came to prominence in the '50s with the three films known as The Apu Trilogy. John Powers says that even half a century later, the films "still expand our horizons."

If the story fell apart after 12 years of filming, it would have been a "real drag," says Patricia Arqette, and a "colossal waste of time," says Ethan Hawke. Instead, it won three Golden Globes.

Boyhood is about a boy in Texas whose parents have separated. Filmed over 12 years, audiences watch him grow up — and his worldview evolve. The cumulative power of the movie is tremendous.

As the brains behind the hip-hop parody group responsible for digital shorts like "D--- in a Box," Andy Samberg, Jorma Taccone and Akiva Schaffer have produced some of the funniest Saturday Night Live material in recent memory. Here, they talk about comedy, Yo! MTV Raps and adolescence.

Seth Rogen and Evan Goldberg met as adolescents on the Vancouver bar mitzvah circuit -- and soon after began writing the script for what would become the movie Superbad. Their project This Is the End, is a disaster-movie spoof in which the Rapture hits home in Hollywood.

Known for rom-coms, the actor, currently starring in Mud, is taking on more dramatic roles.

Paul Feig is the creator of the cult classic TV series Freaks and Geeks. His new book Superstud: Or How I Became a 24-Year-Old Virgin, is the follow-up to his 2002 book Kick Me: Adventures in Adolescence. Feig was an actor before moving on to writing for TV and film.