Patricia Berglund is a Senior Research Associate in the Survey Methodology Program at the University of Michigan Institute for Social Research (ISR). She has extensive experience in the use of SAS for data management and analysis. She is a faculty member in the ISR's Summer Institute in Survey Research Techniques and also directs the ISR's SAS training programs. Berglund also teaches a SAS Business Knowledge Series class titled, "Imputation Techniques in SAS." Her primary research interests are mental health, youth substance issues, and survey methodology.