Since joining the Guttmacher Institute in 2014, Ellie Leong has worked on numerous domestic and global research projects, including studies on family planning, sexuality education, abortion incidence and contraceptive effectiveness. Her research interests include reproductive decision-making and applications of data science for sexual and reproductive health research. Ms. Leong received a BA in psychology from Macaulay Honors College at Hunter College and an MS in applied statistics for social science research at New York University.