The Minnesota Study of Twins Reared Apart startled scientists by demonstrating that twins reared ...

The identical "e;Jim twins"e; were raised in separate families and met for the first time...

Twin Mythconceptions: False Beliefs, Fables, and Facts about Twins sheds new light on over 70 com...

In Deliberately Divided, Nancy Segal revisits a controversial ...

Twin Research: Biology, Health, Epigenetics, and Psychology is a comprehensive, applied resource ...

An annotated collection of original photographs of twins who survived the brutal medical experime...

An annotated collection of original photographs of twins who survived the brutal medical experime...

In Deliberately Divided, Nancy Segal revisits a controversial study that tracked the development ...

Gay Fathers-Twin Sons follows the story of a gay male couple fighting to raise their Canadian-bor...

A leading expert on twins delves into the stories behind her research to reveal the profound joys...