Charles Goss, PhD, is an assistant professor of biostatistics and the director of the Center for Biostatistics and Data Science at the Institute for Informatics, Data Science and Biostatistics at WashU Medicine. His research focuses on the design, analysis, and interpretation of clinical trials and epidemiological studies. He has served as the lead statistician on projects ranging from clinical trials for parasitic worm diseases to training courses to build biostatistical capacity in low- and middle-income countries.