SCOTTSDALE, AZ, April 02, 2025 /24-7PressRelease/ -- Aidnag Z. Diaz, MD, MPH, has been selected for inclusion in Marquis Who's Who. As in all Marquis Who's Who biographical volumes, individuals profiled are selected on the basis of current reference value. Factors such as position, noteworthy accomplishments, visibility, and prominence in a field are all taken into account during the selection process.

A seasoned radiation oncology professional, Dr. Diaz is the department chairman and professor at St. Joseph's Hospital and Medical Center, Dignity Health in Phoenix. Since 2019, he has also held the medical director of radiation medicine position at the Dignity Health Cancer Institute at St. Joseph's Hospital and Medical Center. In these roles, he dedicates his time to patient care, particularly focusing on those who are uninsured or underinsured, while also managing administrative responsibilities. His commitment to advancing clinical and translational research is evident through his efforts in procuring grants and fostering educational opportunities for students from Creighton University.

Dr. Diaz's career began in the 1990s as a principal investigator for Boron Neutron Capture Therapy (BNCT) at Brookhaven National Laboratory in the United States. He was pivotal in establishing the foundational radiobiology necessary for this innovative therapy. Although technological challenges led to the program's discontinuation, Dr. Diaz's contributions continue influencing ongoing research. In the early 2000s, he transitioned to linac-based radiosurgery, where he was instrumental in developing new technologies and techniques. From 2011 to 2019, he served as the medical director of Rush Radiosurgery in Chicago, overseeing significant advancements in radiosurgery practices.

Dr. Diaz is recognized for his expertise in treating brain, head and neck tumors. His professional affiliations include membership in the American Society for Radiation Oncology and serving as vice chair of the Central Institutional Review Board for the National Cancer Institute. His dedication to improving patient outcomes has earned him accolades, such as an award from the American Brain Tumor Association in 2015.

Dr. Diaz's journey began with a bachelor's degree in nuclear engineering from Columbia University in 1981, followed by a master's degree in nuclear engineering from the same institution in 1983. He earned his MD and MPH from Columbia University's College of Physicians and Surgeons and University School of Public Health in 1988. His postgraduate training included an internal medicine residency at St. Luke's-Roosevelt Hospital Center (now Mount Sinai Morningside) completed in 1991, an American Cancer Society fellowship at the University of California, San Francisco, and a radiation oncology residency at the same university completed in 1995.

Born and raised in San Juan, Dr. Diaz attributes much of his success to the support he received throughout his career. He remains grateful to Columbia University for providing him with essential education and tools propelling his career forward. This gratitude fuels his motivation to give back to others through work and community involvement.

Outside his professional life, Dr. Diaz enjoys hiking and reading books. He is a father to four sons and is deeply committed to his family and professional endeavors. Looking ahead, he is keen on exploring technical advancements in BNCT with aspirations to implement these innovations clinically. He aims to expand his radiation oncology department to better serve the Phoenix community while strengthening collaborations between the Cancer Institute and Barrows Neurological Institute to enhance patient care significantly.

About Marquis Who's Who®:
Since 1899, when A. N. Marquis printed the First Edition of Who's Who in America®, Marquis Who's Who® has chronicled the lives of the most accomplished individuals and innovators from every significant field of endeavor, including politics, business, medicine, law, education, art, religion and entertainment. Who's Who in America® remains an essential biographical source for thousands of researchers, journalists, librarians and executive search firms around the world. The suite of Marquis® publications can be viewed at the official Marquis Who's Who® website, www.marquiswhoswho.com.

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