Dr. Selk interviews Dr. Andrew Goldstein, an obstetrician and gynecologist and the director of the Center for Vulvovaginal Disorders in New York City and Washington DC, about his new randomized control trial studying laser therapy in lichen sclerosus (LS). Topics covered include reasons behind conducting the trial, methodology of the study, results of the study, how to counsel patients about laser for LS, previous research and other evidence on laser for LS, importance of unbiased study design, differences based on type of laser used, and the ethics of counselling patients about treatment.