From plant-eating bodybuilders to role models like Lewis Hamilton, so-called ‘hegans’ are turning gender stereotypes on their headIt was a Sunday afternoon in the late 1980s and the house was filled with the fatty scent of roast lamb. I absentmindedly enquired about the origins of lunch and my brother pointed at the mewing sheep in the field adjacent to our house. I was a five-year-old boy, and I decided on the spot to become the first vegetarian in my family. My parents, while broadly supportive, were understandably bemused – and concerned. It was a less enlightened time, and my lack...