An exquisitely eerie and unsettling speculative novel that grapples with questions of trauma, identity, and the workings of memory Months after her sister's death, Marianne wakes up to find a growth of thick black hairs along her spine. They defy her attempts to remove them, instead proliferating, growing longer. The hairs, Marianne's doctor tells her, are a reaction to trauma, developed in the wake of the loss of her sister, Marie. Her doctor recommends...

Drawing on a decade of original research, a renowned social psychologist shows how we can shift from a "habitual" mindset to a "ritual" mindset, reminding us of the intention-filled acts that drive human behavior and create surprising satisfaction and enjoyment.