Chris Hosfield is a Senior Research Scientist in the Protein Analysis group at Promega. He has led the development of tools for proteomics and antibody characterization and has broad expertise in working with proteolytic enzymes and preparing protein samples for analysis by mass spectrometry. Prior to joining Promega, Chris held senior scientist positions at several biotechnology companies where he applied proteomic methods to the discovery and development of both small molecules and biotherapeutics. He received his Ph.D. in biochemistry from Queen’s University. Promega Corporation is a global leader in providing innovative solutions and technical support to the life sciences industry, offering more than 4,000 products used in research, diagnostics, forensics, and applied testing worldwide.