Someone else's twin : the true story of babies switched at birth
Description: "Someone Else's Twin: The True Story of Babies Switched at Birth" by Nancy L. Segal tells the real story of identical twins, Anna and Bella, who were separated at birth due to a hospital mix-up and reunited years later, exploring the emotional and psychological impact of this event. 
Here's a more detailed overview: 
The Story:
Identical twins, Anna and Bella, were born in the Canary Islands, but due to a hospital mix-up, one of them was unintentionally switched with another infant in the nursery.
The Discovery:
The mistake wasn't discovered until the girls reached adulthood, leading to a major revelation that one of the "twins" wasn't biologically related to her sister or parents.
The Impact:
The discovery created a firestorm in the media and tore apart the lives of those involved, including the three women directly involved and their families.
The Book's Focus:
Dr. Segal, a twin and expert in twin research, examines the circumstances of the switch, the effects on the twins and their families, and the court case that followed.
Beyond the Case:
The book also explores other examples of twins switched at birth and twins reared apart, delving into questions of identity, familial bonds, and the nature-nurture debate.
Author:
Nancy L. Segal is a twin and expert in twin research.