A Conversation with Professor Sir Richard Friend, Cavendish Professor of Physics at the University of Cambridge 0:00 Introduction 00:56 What moment of innovation was the most memorable? 03:54 What drew you to this particular branch of physics? 06:49 How do you go about trying to solve problems? 09:23 How much of your work is looking at experiments compared to theoretical work? 10:54 What’s the biggest problem you are working on at the moment? 15:56 What do you think is the maximum efficiency we could reach using silicon solar cells? 16:53 How much is your day to day research tied into your companies? 17:51 Is Solar technology the most exciting thing you’ve worked on? 19:17 Is it surprising to you that we are able to model our universe so well using mathematical and scientific techniques? 21:05 Which idea in the history of science do you think was the most revolutionary? 24:13 What one physics question would you like answered about the universe? 25:26 Would it be useful to understand more about conscientiousness for physics? 26:18 What one piece of advice would you give to those looking for a career in physics?