When Gaby Mendes qualified as a teacher, her sixth form students – just a few years younger than herself – started asking for help in grappling with the demands of the adult world. Mendes quickly realised there was a gap in the market for genuine helpful information on ‘adulting’. After leaving education to work in events the idea grew. She launched the Talk Twenties podcast in January 2020 – and now has almost 30,000 listeners. With her community switched on,...