Gerald Callahan: 2 books

Providing a fascinating look at the science of sex and what makes people male or female, this book explains dozens of intersex conditions—such as hermaphroditism, Klinefelter syndrome, and androgen insensitivity syndrome—and includes personal interviews with people living with these conditions...

 In Lousy Sex Gerald Callahan explores the science of self, illustrating the immune system’s role in forming individual identity. Blending the scientific essay with deeply personal narratives, these poignant and enlightening stories use microbiology and immunology to explore a new way to answer...