Up for sale is the 2nd Edition of Multilevel Analysis: An Introduction to Basic and Advanced Multilevel Modeling by Tom A B Snijders and Roel J Bosker, published by SAGE Publications in 2012. This is the paperback edition, ISBN 978-1-84920-201-5, and represents a comprehensive revision of the classic first edition originally published in 1999. This authoritative academic text covers a wide range of topics including multilevel theories, ecological fallacies, the hierarchical linear model, testing and model specification, heteroscedasticity, study designs, longitudinal data, multivariate multilevel models, and discrete dependent variables. New chapters in this edition address missing data, multilevel modeling and survey weights, and Bayesian and MCMC estimation and latent-class models. The book discusses modeling using a variety of software packages including HLM, MLwiN, SAS, Stata with GLLAMM, R, SPSS, Mplus, WinBugs, Latent Gold, and SuperMix, making it an essential reference for researchers and students across the social sciences and related fields. The book is in Very Good condition. The cover is clean and bright with only minimal shelf wear. The spine is tight and undamaged. Interior pages are clean, with no handwritten inscriptions, library markings, bookplates, or stamps of any kind. No foxing or soiling is present. This is a must-have text for any student, teacher, or researcher with an interest in conducting or understanding multilevel analysis. A solid, well-preserved copy of a widely cited and respected academic reference work.