Paul Berry was the CTO of Huffington Post from April 2007 through December 2011. He is currently the founder and CEO of RebelMouse, a social media startup, and Soho Tech Lab, an incubator. Here, he talks with Emily Bell, director of the Tow Center for Digital Journalism at Columbia University, about where he’s been, where he’s going, and what’s in store for social news. This podcast is an extended version of the “Exit Interview” feature which appeared in the March/April 2012 edition of the Columbia Journalism Review.

Listen to the podcast below, and check out the CJR podcast homepage on iTunes, where you can listen to past episodes and subscribe for free.