Chances are, you already know or love someone with ADHD, says Jessica McCabe — so it might be helpful to know how their brain works. In her TED Talk, the YouTuber reveals the common misconceptions about attention deficit hyperactivity disorder, and how a better understanding of it can benefit those living with ADHD and the people around them. “Understanding the brain you’re working with, it turns out, is kind of important, and that’s true whether that brain is your employee’s, your student’s, your kid’s, your significant other’s, or your own.”