1 Affiliative Behavior and Physiology Lab, Department of Psychology and Cognitive Science, University of Trento, Trento, Italy; Social and Affective Neuroscience Lab, Psychology Program, Nanyang Technological University, Singapore; Lee Kong Chian School of Medicine, Nanyang Technological University, Singapore. Electronic address: gianluca.esposito@unitn.it.
2 Child and Adolescent Psychiatry and Psychotherapy, University Medical Center Göttingen, Germany and Leibniz Science Campus Primate Cognition, Göttingen, Germany; iDN - Interdisciplinary Developmental Neuroscience, Division of Phoniatrics, Medical University of Graz, Austria; Center of Neurodevelopmental Disorders (KIND), Karolinska Institutet, Stockholm, Sweden. Electronic address: peter.marschik@med.uni-goettingen.de.
3 Faculty of Teacher Education and Languages, Østfold University College, Halden, Norway. Electronic address: anh@hiof.no.