Dr. Adsay is an internationally-recognized pathologist in the field of gastrointestinal and pancreatobiliary cancers. He has published over 350 articles, authored several chapters in the WHO’s “classification of tumors” series. He was instrumental in the pathologic characterization of various tumor types and was also the member of an international group that put forth the definition and criteria for the early cancerous lesions of pancreas and biliary tract and prognostication of their tumors. He served as President for the United States and Canadian Academy of Pathology, as well as the first President of Pancreatobiliary Pathology Society (PBPS) in addition to committee membership in several major organizations. He has given over 330 international lectures and courses, and served in the editorial board of 8 medical journals. He is also the recipient of multiple teaching.