Ann Swanson, MS, LMT, C-IAYT, ERYT500, is the author of the best-selling book Science of Yoga, translated into over 15 languages, and now Meditation for the Real World. With a Master of Science in Yoga Therapy, Ann blends cutting-edge research with ancient wisdom in an accessible way. Follow @scienceof.yoga on Instagram and get free guided meditations and meditation music that go with the book at MeditationForTheRealWorld.com Sara Lazar, PhD, is the scientific advisor for this book and is a meditation researcher at Harvard Medical School and Massachusetts General Hospital.