Video site Big Think launched in early 2008 and now serves about 5 million video views per month and, according to co-founder and CEO Victoria Brown, has reached profitability. The site began with seed capital from investors including Lawrence Summers (currently President Barack Obama‘s director of the National Economic Council) and Peter Thiel, as a “YouTube for ideas,” in the words of co-founder Peter Hopkins, and it is now branching into education (launching a paid offering for colleges and universities) and research (providing reports to hedge funds).

Brown spoke with Beet.TV founder and executive producer Andy Plesser: