This quite fascinating, and it just provides one more piece of evidence that the root of all mental health problems has to do with attention.
This is, I think, why the mindfulness therapies have become so prominent over the past 25 years. Fortunately, in more recent years, the tendency of mindfulness training to overemphasize cognitive training is starting to be recognize. The problem with this is that much if not most attention problems have to do with regulation of affect.
"Heartfulness" (along with developing both somatic and interpersonal attention) can be a powerful means of treatment both for ADHD and, well, all "personality disorders."
(as well as, for everyone else - since we all have problems with attention and affect regulation)