Can the IWAH scale be used in different countries? Can the results be compared? What is the factorial structure of the IWAH scale in five countries? Check out! https://iwahlab.com/publications
Hamer, K., Penczek, M., McFarland, S., Wlodarczyk, A., Łużniak-Piecha, M., Golińska, A., Manrique Cadena, L., Ibarra, M., Bertin, P., Delouvée, S. (2020). Identification With All Humanity - a test of the factorial structure and measurement invariance of the scale in five countries. International Journal of Psychology. Early view. https://doi.org/10.1002/ijop.12678