Sarah Mustillo

Dean, College of Arts & Letters

Dean, College of Arts & Letters
100M O'Shaughnessy Hall
Notre Dame, IN 46556
+1 574-631-6642


Mustillo graduated magna cum laude from Notre Dame and received her Ph.D. from Duke University. An expert in the social causes of childhood mental illness and statistical methods for longitudinal research, Mustillo joined the Notre Dame faculty in 2014, after serving seven years as a professor of sociology at Purdue University and six years on the faculty at Duke University School of Medicine. She was chair of Notre Dame’s Department of Sociology from 2016–2018.

Research Interests

Her research interests include child and adolescent mental health, statistics, social epidemiology and developmental science. She was the co-editor of the American Sociological Review from 2015-2019, the author of more than 80 peer-reviewed journal articles and has served as principal investigator or co-principal investigator on several multimillion-dollar grant-funded studies. Mustillo is presently co-investigator on a $2.4 million study of sibling socialization of alcohol and drug use from early through late adolescence, funded by the National Institute of Alcohol Abuse and Alcoholism. In the classroom, Mustillo has been honored with a number of awards for teaching and scholarship excellence.