Chegg CEO Dan Rosensweig talks about online tutoring, fixing college, and what he learned from Guitar Hero.<p> </p><p>Learn more about your ad choices. Visit <a href="https://megaphone.fm/adchoices">megaphone.fm/adchoices</a></p>

Trouble for Index Funds?

Get the lowdown on high finance each week with Barron’s columnist Jack Hough. Business leaders and trendspotters, insights and absurdities—this is Wall Street like you've never heard before.