Kessonga breaks down the reasons why multitasking isn't all that it's cracked up to be. You can find the book, "Mindfulness-Based Cognitive Therapy for Depression" (2nd Edition) by Zindel V. Segal, Mark Williams and John Teasdale here.  Kessonga holds a Masters degree in Social Work, and is a Certified Mindfulness Based Stress Reduction Teacher. He also serves as an adjunct Mindfulness instructor at UNC Chapel Hill School of Medicine. Prior to joining Headspace he had his own private practice as a licensed acupuncturist and an outpatient psychotherapist. You can reach out on Instagram here! Try the Headspace app free for 30 days here!