Some reading if you'd like to some critical framing of this and similar twin studies and path analysis models: Gusev, S. Twin heritability models can tell you

Some reading if you'd like to some critical framing of this and similar twin studies and path analysis models: Gusev, S. Twin heritability models can tell you whatever you want to hear. https://theinfinitesimal.substack.com/p/twin-heritability-models-can-tell https://theinfinitesimal.substack.com/p/twin-heritability-mo... Feldman Marcus W. and Ramachandran Sohini. 2018. Missing compared to what? Revisiting heritability, genes and culture. Phil. Trans. R. Soc. B37320170064 http://doi.org/10.1098/rstb.2017.0064 http://doi.org/10.1098/rstb.2017.0064