Social neuroscientist, assistant professor of psychology at Scripps College in Claremont, California, and a visiting faculty member in social, cognitive, and affective neuroscience in the Brain Imaging Center at the California Institute of Technology; he is an ordained minister in the Presbyterian Church (USA); Ph.D. in biochemistry from Cornell University in 1994, a M.Div. from Pittsburgh Theological Seminary in 1996, and a second Ph.D. in cognitive systems neuroscience from the University of Oregon in 2002