Maryann is the author of a book about Restorative Yoga and Taijiquan https://www.amazon.com/Restorative-Yoga-QiGong-Tai-Chi-ebook/dp/B00DC255TO/ref=mp_s_a_1_1?ie=UTF8&qid=1548261478&sr=8-1&pi=AC_SX236_SY340_QL65&keywords=yoga+%2B+maryann+diedwardo&dpPl=1&dpID=417PQ0d4dmL&ref=plSrch