As a clinician, Dr. Roberts’ expertise is in the diagnosis and multidisciplinary management of benign and malignant liver masses, including hepatic adenomas, hepatocellular carcinomas, bile duct cancers (cholangiocarcinomas) and gallbladder cancers.
He holds several significant roles in the medical field.
• External co-chair, The Cancer Genome Atlas (TCGA) Cholangiocarcinoma Project, National Cancer Institute (NCI), National Institutes of Health (NIH), 2013-present
• Member, guidelines development group; World Health Organization (WHO) Guidelines for screening, care and treatment of persons infected with hepatitis B virus; Global Hepatitis Program; WHO; 2013-present
• Member, outreach committee, World Gastroenterology Organisation, 2013-present
• Member, editorial board, Hepatology journal, 2011-present
• Member, oversight committee, Network of Minority Health Research Investigators, National Institute of Diabetes and Digestive and Kidney Diseases, NIH, 2010-present; chair, oversight committee, 2013-2014
• External co-chair, TCGA Hepatocellular Carcinoma Project, NCI, NIH, 2010-present
• Peter and Frances Georgeson Professor of Gastroenterology Cancer Research, 2015