The authors regret to have not included Prof. Gerd Schulte-Körne, Dr. Josefine Rothe, and Ruth Görgen from the Ludwig-Maximilian-University Munich, Department of Child and Adolescent Psychiatry, Psychosomatic and Psychotherapy, as co-authors of the paper. The desired author order would have been as follows: Visser, Linkersdörfer, Rothe, Görgen, Hasselhorn & Schulte-Körne. Also, the authors would like to add the following sentence to the acknowledgement statement: “We thank the families for their contribution to the online study. We also thank Julia Kalmar (Ludwig-Maximilian-University Munich) and Katharina Grunwald (DIPF Frankfurt) for their contribution to the collection and preparation of the data.” The authors would like to apologise for any inconvenience caused.