2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/6219While the basic properties of AGB stellar evolution are well established, comprehensive observational studies of late phases of intermediate mass stars continue to generate puzzles for current stellar models. Here, I review current techniques to model AGB stars, and I discuss important aspects of current research of AGB (and post-AGB) stellar evolution with a particular focus on how these interrelate.Invited review, IAU Symp 209 "Planetary Nebulae", November 2001, Canberra, AustraliaAstrophysicstext