A Harvard Medical School professor with ADHD shares how he retrained his brain for deep work and reached peak productivity

What is 'lit' focus

I call it "lit" for two reasons. First, "lit" aptly describes how the flash of inspiration feels—as if a bright light flipped on in the dark. Or a spark has set your thinking ablaze. When you've had an epiphany, been awestruck, or simply been super excited, you've felt that spark. Second, "lit" is how these moments appear to the... See more