The Warby Parker co-founder on how to transform an industry

"I think it's really important to be authentic. Authentic to who you are, authentic to a brand and authentic to the organisation."

-Neil Blumenthal, Co-founder

Products too expensive? Badly designed? Poor customer service? Website a mess? Draw up a list of all those frustrations within an industry and turn those customer gripes into business opportunities.

One of three important lessons for how to transform an industry from Neil Blumenthal (half) the brains behind Warby Parker.