5 Brilliant Business Lessons for 2014 From Warby Parker's CEOs

Warby Parker started with a casual conversation among friends. Four Wharton MBA students were hanging out one morning on campus, and one of them, Dave Gilboa, happened to mention how annoyed he was with the high price of eyeglasses. They talked over the problem a bit, wondering if glasses might somehow work as an online business. "I remember going home and just constantly thinking about this idea, having trouble going to sleep that night," recalls Neil Blumenthal, who, along