About the Society of Surgical Oncology

SSO is the premier organization for surgeons and health care providers dedicated to advancing and promoting the science and treatment of cancer. The Society's focus on all solid-tumor disease sites is reflected in its Annual Cancer Symposium, monthly scientific journal (Annals of Surgical Oncology), education initiatives, and committee structure. Learn more about SSO’s current strategic initiatives by viewing the 2018 – 2020 Strategic Plan infographic.


The mission of the Society of Surgical Oncology is to improve multidisciplinary patient care by advancing the science, education and practice of cancer surgery worldwide.


Advocate for the cancer patient through integrity and ethical conduct.

Foster quality through improved understanding of cancer biology, compassionate communication and optimizing outcomes across the continuum of cancer care.

Lifelong Learning
Provide ongoing education in multidisciplinary cancer care.

Provide leadership to the public and health professionals on the importance of surgery in multidisciplinary cancer care and to develop the discipline and its providers for the future.

Committed to innovation and fostering better patient care.

Read more about the history of SSO and Dr. James Ewing.

Contact Us

SSO Phone Number

SSO Mailing Address
Society of Surgical Oncology
9525 West Bryn Mawr Avenue
Suite 870
Rosemont, Illinois 60018