Early-life vulnerability to environmental exposures was explored during a four-day National Academies of Sciences, Engineering, and Medicine (NASEM) workshop, held Aug 1-4. “Children’s Environmental Health: A Workshop on Future Priorities for Environmental Health Sciences,” sponsored by the U.S. Environmental Protection Agency (EPA), featured several NIEHS scientists and grantees who shared their expertise, offered advice, and discussed how environmental health sciences can help inform policy.