Dr. Oscar Lin is the Chief of the Cytology Service in the Pathology Department at Memorial Sloan Kettering Cancer Center (MSK), New York, NY. He has served as Medical Director for the School of Cytotechnology and Head of the Fine Needle Aspiration Service at MSKCC. His research is focused on evaluating diagnostic and prognostic biomarkers, including immunohistochemical, cytogenetic, and molecular markers, in cytology specimens. His secondary research focus is in the analysis of lymphoproliferative disorders from a cytopathologist perspective. He has served in several committees in the American Society of Cytopathology and Papanicolaou Society of Cytopathology.