Adjunct Professor of Applied MathematicsProfessor of Biostatistics Professor of EpidemiologyMember, National Academy of MedicineDirector, Summer Institute in Statistics and Modeling in Infectious Diseases (SISMID)Contact Informationbetz@u.washington.eduMail Stop M2-C200 Fields of Interest Evaluating Vaccines in PopulationsInfectious Diseases Epidemiology and Dynamics