He argues that by denying the biological roots of humanity, we do ourselves a disservice.

BBC: Aventis science prize 2003 - Pinker

" They interpreted this result as "providing strong evidence for biological roots of empathically motivated helping behavior.

WSJ: Matt Ridley on what a Rat Rescue Says About People | Mind & Matter

Envy is a natural condition that has deep biological roots.

FORBES: The Real Reason You're Jealous of Your Friend's Success

Dr. Raine is the Richard Perry University Professor of Criminology, Psychiatry and Psychology at the University of Pennsylvania and the author of "The Anatomy of Violence: The Biological Roots of Crime, " to be published Tuesday by Pantheon, a division of Random House.

WSJ: Neurocriminology: Inside the Criminal Mind

This is the period of time that the cicada nymphs remain underground, feeding on sap from tree roots until their biological alarm-clocks go off.

ECONOMIST: The 17-year cicadas are about to emerge in force