Stephen R. Esker

Executive Director, Global Development Team Leader, Oncology R&d at Daiichi Sankyo

Stephen R. Esker is an accomplished professional in the field of oncology and medical affairs, currently serving as the Executive Director of Global Oncology Clinical Sciences at Daiichi Sankyo, Inc. since May 2019, where leadership spans several antibody drug conjugate clinical programs targeting solid tumor malignancies. Previous roles at Daiichi Sankyo include Senior Director positions in Global Oncology R&D and Medical Affairs, focusing on clinical development for HER3-DXd and other ADCs. Prior to this, Stephen held various roles at Bristol-Myers Squibb, including Global Medical Director of Immuno-Oncology and US Medical Team Lead for HIV. Stephen's experience also includes a role as a Solutions Provider at Push@n and adjunct faculty positions, alongside a solid foundation in pharmacy with a PharmD degree from Albany College of Pharmacy and Health Sciences.

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