The ISDP is an international organization founded in 1968 for the purpose of encouraging research on the development of behavior in all organisms including man, with special attention to the effects of biological factors operating at any level of organization. Membership benefits include an online journal subscription to Developmental Psychobiology (for regular members) and discounted registration at the annual meeting, which is normally preceding and co-located with the Annual Meeting of the Society of Neuroscience (SfN). The next meeting is October 21-23, 2020 at the Bethesda North Marriott Hotel & Conference Center in Rockville, Maryland www.isdp.org/current.