Matthew Bishop
US Business Editor at The Economist; guest interviewer for Newswire.fm; speaker through Leading Authorities
I am now in the camp that thinks we will see a dramatic rise in the next few years in the proportion of retail sales taking place through e-commerce - which is now still less than one fifth, far smaller than all the excitement about cyber-shopping might have led you to think. Yet what Warby Parker's store opening shows is that even the very best e-tailers now believe that a physical showroom can help - even if most of their sales will take place online.