He holds the Sangiacomo Chair in surgical oncology and is chairman of the department of surgery at the City of Hope Cancer Center.
[3] He served as the Chair of the Recombinant DNA Advisory Committee (RAC) of the National Institutes of Health.
[4] He is the founding Editor-in-Chief of Molecular Therapy Oncolytics (Cell Press, journal of ASGCT).
[9] He is editor of the Springer textbook on Image-guided Therapies and The SAGES Atlas in Robotic Surgery.
[10] For over twenty years, he was an attending surgeon at the Memorial Sloan-Kettering Cancer Center (MSKCC), where he held the Murray F. Brennan Chair in Surgery.