Dr Zoë Harcombe reads, writes and talks about diet, nutrition and health. She is author of six books including: Why do you overeat? When all you want is to be slim; Stop Counting Calories & Start Losing Weight; and The Obesity Epidemic: What caused it? How can we stop it? Her Ph D thesis was: “An examination of the randomised controlled trial and epidemiological evidence for the introduction of dietary fat recommendations in 1977 and 1983: A systematic review and meta-analysis.” Academic papers are listed on www.zoeharcombe.com. Her diet advice? 1) Eat real food 2) maximum 3 times a day; 3) manage carb intake.