On Tuesday, April 12th 2022, in the library of the Institute for Anthropological Research, Prof. John Vena from the Department of Public Health Sciences, Medical University of South Carolina, USA, gave a talk entitled “Environmental Contributors to Child Health Outcomes (ECHO): The ECHO fetal growth study”. An interesting lecture was followed by numerous questions from the audience related to the topic of the lecture, but also about the possibilities of future cooperation with Prof. Vena.