Award-winning content creators Kim and Penn Holderness are on a mission to reboot how we think about the unfortunately named "attention-deficit/hyperactivity disorder." As always, they are doing it by looking in the mirror, because they don't just study ADHD; they live it.

Penn was in college when he was diagnosed with ADHD, although the signs of having a brain that worked just a little bit differently had been there since he was a kid.