Heather BortfeldHeather Bortfeld is Professor of Psychological Sciences and Cognitive and Information Sciences at the University of California, Merced. She has been a pioneer in the development of functional near-infrared spectroscopy (fNIRS) as a tool for measuringchanges in brain activity in infants and toddlers as they engage with the world around them. She is currently the Emmett, Bernice, and Carlston Cunningham Endowed Chair in Cognitive Development at UC Merced, and an elected Fellow of the Association for Psychological Sciences. Read More Read Less