“…MLE for growth curve models is embedded in commercial statistical packages, such as SAS PROC MIXED and PROC NLMIXED and Splus LME and NLME. Recently, Bayesian methods have received more attention as useful tools for estimating a variety of models including growth curve models, in particular complex growth curve models which can be difficult or impossible to estimate in the current MLE-based software (Lee & Chang, 2000;Lee & Liu, 2000;McArdle & Wang, in press;Menzefricke, 1998;Pettitt, Tran, Haynes, & Hay, 2006;Seltzer, Wong, & Bryk, 1996).…”