ASTRO Names 39 Radiation Oncology Leaders as 2026 Fellows

The American Society for Radiation Oncology (ASTRO) has named 39 physicians, medical physicists, and scientists as 2026 ASTRO Fellows (FASTRO), recognizing their sustained contributions to radiation oncology, cancer research, education, patient care, and service to the Society.

The honorees will be recognized during ASTRO's 68th Annual Meeting on September 29 in Boston.

First awarded in 2006, the FASTRO designation is one of the Society's highest honors. To date, only 580 of ASTRO's more than 10,000 members worldwide have received the distinction.

"The 2026 ASTRO Fellows reflect the depth and breadth of leadership in radiation medicine," said ASTRO CEO Vivek S. Kavadi, MD, MBA, FASTRO. "Their careers demonstrate the many ways ASTRO members move our field forward through discovery, clinical excellence, education, mentorship and service. We are proud to recognize this distinguished class."

Candidates are nominated by current ASTRO Fellows, undergo a rigorous peer-review process, and receive final approval from ASTRO's Board of Directors.

The 2026 FASTRO class includes:

• Michelle Alonso-Basanta, MD, PhD, University of Pennsylvania

• Smith Apisarnthanarax, MD, University of Washington/Fred Hutchinson Cancer Center

• Richard Bakst, MD, Icahn School of Medicine at Mount Sinai

• Christopher Barker, MD, Memorial Sloan Kettering Cancer Center

• Carmen Bergom, MD, PhD, Washington University School of Medicine

• Melisa Boersma, MD, The University of Kansas Cancer Center/KUMC/TUKHS

• Stuart Burri, MD, Southeast Radiation Oncology Group

• Jimmy Caudell, MD, PhD, Moffitt Cancer Center

• Luqman Dad, MD, MBA, Maryland Oncology Hematology

• Parima Daroui, MD, PhD, City of Hope National Medical Center

• Issam El Naqa, PhD, Moffitt Cancer Center & Research Institute

• Ralph Ermoian, MD, University of Washington

• Steven Finkelstein, MD, Associated Medical Professionals (AMP)/USUP

• Daphna Gelblum, MD, Memorial Sloan Kettering Cancer Center

• Lia Halasz, MD, University of Washington

• Matthew Harkenrider, MD, Loyola University Medical Center

• Ariel Hirsch, MD, Boston University Chobanian and Avedisian School of Medicine

• Krisha Howell, MD, MHP Radiation Oncology Institute

• Candice Johnstone, MD, MPH, Medical College of Wisconsin

• Mitchell Kamrava, MD, Cedars-Sinai Medical Center

• Alexander Louie, MD, PhD, Sunnybrook Health Sciences Centre, Odette Cancer Centre, University of Toronto

• Michelle Ludwig, MD, PhD, MPH, University of Colorado Anschutz

• Danielle Margalit, MD, MPH, Dana-Farber Brigham Cancer Center

• David Marshall, MD, Medical University of South Carolina

• Malcolm Mattes, MD, Rutgers Cancer Institute

• Martha Matuszak, PhD, University of Michigan

• Rosalyn Morrell, MD, Beverly Hills Cancer Center

• Shannon Offerman, MD, Radiation Oncology Associates, Ltd.

• Manisha Palta, MD, Duke University

• Chelsea Pinnix, MD, PhD, The University of Texas MD Anderson Cancer Center

• Christopher Pope, MD, Radiation Oncology Associates, PA

• Kristin Redmond, MD, MPH, Johns Hopkins University

• Sheila Rege, MD, Northwest Corporate Consulting LLC

• Kilian Salerno, MD, National Cancer Institute, National Institutes of Health

• Navesh Sharma, DO, PhD, WellSpan Radiation Oncology

• Ke Sheng, PhD, University of California, San Francisco

• Terence Sio, MD, Mayo Clinic Arizona

• Abraham Wu, MD, Memorial Sloan Kettering Cancer Center

• David Yu, MD, PhD, Emory University School of Medicine

ASTRO is the world's largest professional society dedicated to advancing radiation medicine, representing more than 10,000 physicians, physicists, nurses, radiation therapists, dosimetrists, and other professionals. According to the Society, radiation therapy contributes to approximately 40% of cancer cures worldwide, and more than one million Americans receive radiation treatment for cancer each year.