This paper demonstrates use of the gold standard method in behavioral genetics, the Cholesky decomposition method, to estimate unique, overlapping genetic and environmental influences on different variables to answer longitudinally motivated research questions.
Erbeli, F., Campbell, A. R., Hart, S. A. Using Cholesky Decomposition to Explore Individual Differences in Longitudinal Relations between Reading Skills. J. Vis. Exp. (151), e60061, doi:10.3791/60061 (2019).