How Tagged Made a Turnaround for Growth A look at how the third-largest social network built a following, plus hiring tips for expanding businesses.

Maybe you've heard this story before: brilliant Harvard students, an early social network run out of a dorm room, a move to Silicon Valley in 2004 on a quest for world domination.

Or, maybe not. "We spent three long years not winning," says Greg Tseng, co-founder and CEO of Tagged, a social network focused on U.S. teens that started off much like Facebook, and also opened up internationally in 2006.