Multilevel modeling (MLM) is a key method used by social and personality psychologists in their research. This volume begins with a rationale for MLM, especially as applied to these fields, and then proceeds in a non-technical, very accessible fashion to eluciudate on how the method can and should be applied in research.

Different aspects of MLM such as centering and modeling error terms are discussed, and examining hypotheses within the multilevel framework is considered in detail. Step by step instructions for conducting multilevel analyses using the program HLM are presented, and these instructions are linked to data sets and program files on a website.

This text will be perfect for all advanced students and researchers in social and personality psychology using MLM as part of their studies or research.