This is the peer reviewed version of the following article: Hermanussen, M., Bogin, B. and Scheffler, C., 2019. The impact of social identity and social dominance on the regulation of human growth: A viewpoint. Acta Paediatrica, 108(12), pp. 2132-2134, which has been published in final form at https://doi.org/10.1111/apa.14970. This article may be used for non-commercial purposes in accordance with Wiley Terms and Conditions for Use of Self-Archived Versions.