William Hersh, MD is a Professor in the Department of Medical Informatics & Clinical Epidemiology (DMICE) in the School of Medicine at Oregon Health & Science University (OHSU) in Portland, Oregon. Dr. Hersh served as the Inaugural Chair of DMICE from 2003 to 2022. He is a leader and innovator in biomedical informatics, both in education and research, and continues his work as a professor in the department. In education, Dr. Hersh served as Director of OHSU’s Biomedical Informatics Graduate Program, which is one of the oldest and largest in the world in the field, from its inception in 1996 through 2023. The program has awarded nearly 1000 degrees and certificates. Dr. Hersh also spearheaded OHSU’s efforts in online learning in biomedical informatics. He has taught in person and online widely around the world. Dr. Hersh has led a number of innovations in biomedical informatics education. He conceptualized and implemented the first offering of the American Medical Informatics Association 10x10 (“ten by ten”) program, which provides the equivalent of an introductory graduate-level course and has been completed by over 3000 people. He is Editor of the textbook, Health Informatics: Practical Guide, 8th Edition. Dr. Hersh is also an accomplished researcher. His main efforts have been in the area of information retrieval (also known as search) applied to biomedicine. He has authored over 200 scientific papers and abstracts as well as the book, Information Retrieval: A Biomedical and Health Perspective, 4th Edition (Springer, 2020). His current work focuses on the application of search techniques to electronic health record data, aiming to improve patient cohort discovery and amplification of signals of rare diseases. He has also led a number of information retrieval challenge evaluations with participation of many research groups from around the world under the guise of the Text Retrieval Conference (TREC). More information about Dr. Hersh can be found at: Email: hersh@ohsu.edu Web: http://www.billhersh.info/ Blog: https://informaticsprofessor.blogspot.com/ What is Biomedical & Health Informatics?: http://informatics.health/ Twitter: @williamhersh LinkedIn: https://www.linkedin.com/in/billhersh/ Facebook: https://www.facebook.com/billhersh/ ORCID: 0000-0002-4114-5148