Harrison Reeder, PhD

Instructor in Investigation, Biostatistics, Massachusetts General Hospital

Instructor in Medicine, Harvard Medical School

Harrison Reeder (he/him) is an Instructor in Investigation at MGH Biostatistics and an Instructor in Medicine at Harvard Medical School. His biostatistical research focuses on analysis methods and risk prediction tools for complex survival data, especially in the setting of “semi-competing risks.” He collaborates with multiple groups at MGH, including the Center for Addiction Medicine, and the RECOVER Project study of post-acute sequelae of SARS-CoV-2 (PASC), also known as long COVID. His collaborative research also includes work on a variety of topics including perinatal health and cognitive health in older adults. 


Dr. Reeder received his BA in Mathematics/Statistics from Carleton College and PhD in Biostatistics from Harvard University.