Toni Falbo is a Professor in the Department of Educational Psychology and Faculty Research Affiliate of the Population Research Center. Falbo has served as a Fellow of the American Psychological Association since 1982 and a Fellow of the Society for Experimental Social Psychology since 2009. She has held the position of President for the Southwestern Psychological Association as well as for Division 34 of the American Psychological Association. In 2007 Falbo won the Newman-Proshansky Award for her contributions to the field of Environmental, Population, and Conservation Psychology. Falbo runs the Social Psychological Approaches to East Asian and Asian American Education lab at UT Austin, and her work on only children is often featured on the BBC.
Starting with work at the Kamehameha Schools in the early 1970's, Toni Falbo has continued to identify strategies to assist at-risk Latinx students in graduating high school, and the promotion of parental and school strategies to assist students making the transition from middle to high school. Falbo has also conducted research about school choice, and the benefits of Mayan education for adolescents in Guatemala. Falbo is a leading expert on only children, having conducted empirical research on their outcomes compared to those of other birth orders and sibship sizes for more than 40 years. Falbo has been engaged in collecting data about only children as schoolchildren or college students in China, and has conducted meta-analyses of only-child research published in the U.S. and China. Currently, Falbo is using Add Health to investigate sibling effects on obesity in adolescents and emerging adults.