Mario Onofre Cortez-Rocha is a Chemist Biologist specializing in Food Science (1984), with an M.Sc. in Grain Postharvest Preservation (1987) from the University of Sonora, and a Ph.D. in Grain Science from Kansas State University (1997). He is a full-time researcher (Level C) at the Universidad de Sonora in Hermosillo, Sonora, Mexico, affiliated to the Microbiology and Mycotoxins Laboratory of the Departamento de Investigación y Posgrado en Alimentos. He has supervised 5 Ph.D. students, 12 Masters students, and 14 undergraduate students, and has advised on 45 theses. He has led 13 research projects and is the author or co-author of 86 original articles, 3 books, and 7 book chapters. He has presented 53 scientific works at national and international conferences. He is a Level 2 National Researcher in the National Research System, awarded by the Secretaria de Ciencia, Humanidades, Tecnología e Innovación, and a member of the Consolidated Academic Group "Bioactive natural compounds and food microbiology". He is also member of the CONACYT Accredited Evaluators and member of Alpha Mu Honorary Grain Science Society (KSU). His research interests include food mycology, mycotoxins, and the effects of food processing on survival of mold and mycotoxin stability. His current reseach is on Fusarium toxins in cereal grains and cereal-based food products. He also studies natural bioactive compounds with antimicrobial and antimycotoxigenic activity, including their mechanisms of action.