William Cowan is a notable figure known for his contributions in the field of biochemistry. He has conducted extensive research on various biochemical processes, particularly focusing on the role of enzymes in metabolic pathways. His work has helped advance the understanding of how living organisms function at a molecular level. In addition to his research, Cowan has been involved in education, teaching courses related to biochemistry and mentoring students. His dedication to both research and teaching has made a significant impact on the scientific community and inspired many aspiring scientists to pursue careers in the field.