Ali Abdaal is a doctor and one of the world’s most-followed productivity experts. In 2017, during his final year at Cambridge University, Ali started posting YouTube videos about health and productivity. His channel now has 7 million monthly views and over 5 million subscribers. And his online productivity courses have hundreds of thousands of students.  In addition to his work as a productivity expert, Ali is a medical school lecturer, a former junior doctor in the UK’s National Health Service and the author of ‘Feel-Good Productivity: How to Do More of What Matters to You’.