Jay Seth Rosenblatt (November 18, 1923 – February 16, 2014) was emeritus professor of psychology at Rutgers University-Newark. At the time of his retirement in 2005, he was the Daniel S. Lehrman Professor of Psychobiology. He was a, painter, and psychotherapist, and most notably a scientist. His scientific research largely established the study of neonate learning and especially mother-offspring behavior throughout the maternal cycle. For the latter work, he was known in developmental psychobiology as the "father of mothering". He received several honors and awards during his career including election to American Association for the Advancement of Science.