His books cover history, law, sociology and politics ("The Myth of Male Power"); couples' communication ("Women Can't Hear What Men Don't Say", and "Father and Child Reunion"); economic and career issues ("Why Men Earn More"); child psychology and child custody ("Father and Child Reunion"); and teenage to adult psychology and socialization ("Why Men Are The Way They Are", "The Liberated Man" and "Does Feminism Discriminate Against Men"). All of his books are related to men's and women's studies, including his March 2018 publication "The Boy Crisis".