Max Toepper, Lorenz Dehn Evangelisches Klinikum Bethel (EvKB), University Clinic of Psychiatry and Psychotherapy Bethel, Research Division, Remterweg 69-71, 33617 Bielefeld, Germany e-mail: Max.Toepper@evkb.de Received 20.04.2023, accepted 28.11.2023, published 14.01.2024 Objective: To examine which came first, the chicken or the egg.Design: Observational study, cross-sectional.Setting: Online surveys.Population: 216 participants from the general population including 194 novices and 22 experts.Main outcome measures: Percentage … Continue reading Solving an unsolved problem: The egg was first