Winter Issue, Vol 29, No. 1

Following its introduction at the 2025 Annual Meeting, ASTRO is pleased to announce the members of the ASTRO International Ambassador Program. Selected by the International Committee, these ambassadors are entrusted to represent ASTRO within their local communities and to spearhead national collaborative initiatives aimed at increasing visibility, supporting membership growth and facilitating strategic partnerships. With members from 100 countries around the globe, and members from outside the U.S. representing 22% of ASTRO’s total membership, ASTRO is excited for this program to help meet growing needs.

International Ambassadors are as follows:

  • Abdulrahman Bin Sumaida, MD – United Arab Emirates
  • Adedayo Joseph, MD – Nigeria
  • Adela Poitevin, MD, FASTRO – Mexico
  • Amr Abdelaziz Elsaid, MD – Egypt
  • Arthur Accioly Rosa, MD – Brazil
  • Dolores De La Mata Moya, MD, PhD, MPH – Mexico
  • Duvern Ramiah, MD, MBA – South Africa
  • Eter Natelauri, MD, PhD – Georgia
  • Gustavo Sarria Bardales, MD – Peru
  • Hernán A. Letelier MD, MSc – Chile
  • Ibrahim H. Abu-Gheida, MD – United Arab Emirates
  • Jinming Yu, MD, PhD – China
  • Kaustav Talapatra, MD – India
  • Lina Maria Loaiza Salazar, MD – Colombia
  • Mohammed Aldehaim, MBBS, MBA, FRCPC, DABR – Saudi Arabia
  • Noora Al-Hammadi, MD – Qatar
  • Ugur Selek, MD, FASTRO – Türkiye
  • V. Srinivasan, MD – India
  • Vedang Murthy, MD – India

The International Ambassador Program is one of several efforts to respond to the current state of radiation therapy globally. 

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