Nigel Barber

Nigel William Thomas Barber (born November 7, 1955 in Tullamore, Ireland) is an Irish-born American biopsychologist and author.
Biography.
Barber emigrated from his native Ireland to the United States in 1982. He received his Ph.D. in biopsychology from the City University of New York in 1989, after which he taught at Bemidji State University as an instructor for one year, and then at Birmingham-Southern College as an assistant professor.
Research.
Barber's research focuses on various subjects in the fields of biopsychology and evolutionary psychology. These include the evolution of altruism, the reasons that men grow facial hair, and the reasons that people believe in religion, which he believes pertain to economic adversity.
Professional affiliations.
Barber is a member of the American Psychological Association and the Human Behavior and Evolution Society.