Irving Seidman, MD, passed away peacefully, surrounded by family, on July 4, 2024, at age 93. Beloved husband and best friend to Muriel, devoted father to Thomas, Ruth (Randy), and Elizabeth (Raymond), cherished grandfather to Oona, James, and Connor, and a dear friend to many. Irving was a surgical pathologist and Professor Emeritus at New York University Langone Medical Center. He especially treasured his role as a teacher and mentor to his students.