Dr. Thor Halfdanarson, is a medical oncologist at Mayo Clinic who also researches various types of cancer, including pancreatic cancer and neuroendocrine tumors. His specific research interests include the epidemiology, risk factors and treatment of neuroendocrine tumors and improving outcomes for pancreatic adenocarcinoma and rare types of pancreatic tumors. He is a principal investigator and co-investigator for multiple industry-sponsored and cooperative group clinical trials. Dr. Halfdanarson completed medical school and residency in Iceland, before moving to Mayo Clinic for his fellowship in Hematology and Medical Oncology.