Dr. Zhana Vrangalova is a New York City-based sex researcher, writer, and educator. Dr. Vrangalova has a PhD in Developmental Psychology from Cornell University, and is currently an adjunct professor at the NYU Psychology department teaching Human Sexuality. She publishes in academic journals, conducts research, blogs about the science of casual sex and nonmonogamy on Psychology Today; and gives evidence-based, educational talks/workshops about casual sex, non-monogamy, and “mostly heterosexuals.”