Brother Isidore was born in Flushing, NY, and grew up on Long Island. Having completed an associate's degree in Construction Technology from the State University of New York, Farmingdale, he came to Oklahoma to attend Oklahoma State University where he completed a bachelor's degree in architectural engineering and drafting. During this time he discerned his vocation, and made his monastic profession of vows at St. Gregory's Abbey on August 20, 1981. Following his monastic profession, Br. Isidore returned to Oklahoma State where he completed a master's degree in computer science. He has taught computer science and horsemanship courses at St. Gregory's College and University. He also served as the director of the Charham Therapeutic Riding Program on the campus and provided assistance to the programs of the Oklahoma Benedictine Institute on Mental Retardation.
Br. Isidore is a monastic member of the Board of Trustees for the Mabee-Gerrer Museum of Art. In addition to this, he is a teacher/trainer of CPR and life rescue for the Oklahoma Red Cross. Br. Isidore was installed as an Acolyte on July 15, 2012. He is a Star Trek fan and enjoys ocean fishing. In recent years he has become an accomplished musician on a variety of Native American flutes.