PhD, Johns Hopkins Bloomberg School of Public Health, 2003
MPH, Johns Hopkins Bloomberg School of Public Health, 2001
BA, Johns Hopkins University, 1998
Dr. Ybarra is a recognized researcher in technology-related health issues for young people. She has published extensively in the areas of Internet harassment and other types of online victimization, health information seeking, and research methods as they relate to technology. She also has developed and tested multiple technology-based behavior change programs both domestically and internationally. Current projects include a national longitudinal survey of youth that aims to identify youth characteristics related to the emergence of sexual violence over time (R01 CE001543; R01 HD083072); the development and testing of a text messaging-based teen pregnancy prevention program for lesbian, gay, bisexual, and other sexual minority teen women (TP2AH000035); and the development and testing of an HIV prevention program for young adults across Uganda (R34 MH109296).
Past projects include the development and testing of Guy2Guy, a text messaging-based HIV prevention program for gay, bisexual, and queer teen men in the United States (R01MH096660); CyberSenga, an Internet-based HIV prevention program for adolescents in Mbarara, Uganda (R01 MH080662); a national survey that endeavored to better understand the positive and negative experiences of LGBT and non-LGBT youth online via a national survey (R01HD057191); the development and testing of a text messaging-based smoking cessation program among young adults in the United States (R21CA135669) and adult smokers in Turkey (R01TW007918); as well as a longitudinal study to examine the associations between exposure to violent new media and seriously violent behavior (U49 CE000206).
Dr. Ybarra holds a doctorate in child mental health services research and evaluation from the department of mental health at the Johns Hopkins Bloomberg School of Public Health. She was a pre-doctoral fellow of the National Institutes of Mental Health and was a joint fellow of the American Schools of Public Health / Centers for Disease Control.