Dr. J. Michael Berry-Lawhorn is a Clinical Professor of Medicine in the Division of Hematology Oncology, and Associate Director HPV-Related Clinical Studies at the University of California, San Francisco (UCSF).  He is Principal Investigator of the San Francisco ANCHOR site and Protocol Co-Chair of the ANCHOR study.  

Dr. Berry-Lawhorn is an internist and anal dysplasia specialist who has helped pioneer the technique of high-resolution anoscopy to examine and biopsy abnormalities in the anal canal. He is involved in studies to develop and evaluate more effective and better-tolerated therapies for anal dysplasia. 

He has spent over 20 years specializing in the management of anal precancerous lesions and the early detection and treatment of anal cancer. He is a principal faculty member of the ASCCP course in high-resolution anoscopy (HRA) and the IANS HRA course designed to teach the skills of HRA in managing all phases of anal neoplasia to all levels of providers. He has a very busy clinic practice dedicated to this field and often sees the most complicated patients in the practice and also attends in the operating room to guide HRA-guided ablation and excision of worrisome lesions to rule out cancer.

Dr. Berry-Lawhorn earned a medical degree at the University of Miami School of Medicine. He completed an internship and residency in internal medicine at the University of California, San Francisco and a fellowship in oncology at Stanford University.