Dr. Maker graduated from Brown University with honors in fine arts and biology. Thereafter, he enrolled in the Yale School of Medicine and was selected to enter the Basic Science Research Training Fellowship. During his surgical residency at Harvard University’s Brigham and Women’s Hospital, he was accepted to the Surgery Branch of the NIH where he completed a post-doctorate in tumor immunology under Dr. Steven Rosenberg, and the NCI Surgical Oncology Fellowship. Thereafter, he went on to complete a surgical oncology fellowship at the Memorial Sloan-Kettering Cancer Center. He has focused the efforts of his research career on expanding the role of immunotherapy for colorectal liver metastases, and establishing biomarkers of malignancy in pancreatic cystic tumors. He has aligned his clinical practice to coincide with his research interests and focuses on hepatopancreatobiliary surgery, complex GI surgical oncology, IPMN, and liver metastases. He serves as an editor for multiple surgery and scientific journals, is a member of multiple academic and scientific societies, and is an examination consultant to the American Board of Surgery. He is currently the principal investigator on federal grants awarded by the National Cancer Institute/National Institutes of Health and Department of Defense investigating novel immunotherapies for liver metastases, and is passionate about improving care for cancer patients.