Gregory has over 37 years of biotechnology industry experience with broad expertise in target discovery and validation, antibody and ADC drug discovery and preclinical development, molecular biology, genetics, genomics, and biochemistry. Previously, he held positions with Takeda (VP Biology/VP Discovery, Research and Preclinical Development), Lexicon Pharmaceuticals (VP, Biotherapeutics), Abgenix (VP, Product Discovery), Genzyme and Integrated Genetics.