"Young Nadia Owusu followed her father, a United Nations official, from Europe to Africa and back again. Just as she and her family settled into a new home, her father would tell them it was time to say their goodbyes. The instability wrought by Nadia's nomadic childhood was deepened by family secrets and fractures, both lived and inherited. Her Armenian American mother, who abandoned Nadia when she was two, would periodically reappear, only to vanish...