★★★★½

A delightful romp through a woman’s head, the Hair on it and the brain inside it, To Hair and Back is a life story told, as the author states, “one strand at a time.” In this well-conceived memoir based on Rhonda Eason’s now-overcome longing for what she saw as “perfect” hair, she demonstrates her artistic verve, cleverly aligning various stages of her life to the struggles behind the scenes with her uncooperative tresses.…