Raanan is a senior oncologist and radiotherapist, serving as Director of the Cancer Center at Sheba Medical Center, Israel.  In 2006, he established the Riva Koschitzky Oncology Clinical Research Unit at Sheba, the largest center for all-phase oncology clinical trials in Israel, currently conducting over 200 advanced clinical trials.  He is also a senior lecturer at Tel Aviv University’s Sackler Medical School, and runs a basic and translational research lab studying molecular mechanisms in prostate and breast tumorigenesis.

Raanan is a member of the European Society of Medical Oncology (ESMO) and American Society of Clinical Oncology (ASCO), as well as co-author of over 70 peer-reviewed scientific articles. He received his MD and PhD from the Sackler Faculty of Medicine at Tel Aviv University, Israel, and was a postdoctoral fellow at Dana Farber Cancer Institute, Harvard Medical School.