He holds a Ph.D. in biological anthropology from UCLA, and has completed postdoctoral training in social psychology and psychophysiology at UCLA and Harvard University. He has conducted fieldwork in rural Costa Rica and in urban Los Angeles. His research contacts the nexus of race and gender discrimination using diverse methods ranging from online surveys, structured interviews, ethnographic content analysis, latency-response measures, and psychophysiological measurement. Current work focuses on the neurophysiological and behavioral correlates of xenophobia.