Sergio De los Santos-Villalobos is a Research Professor at the Instituto Tecnológico de Sonora, Mexico. He is also the Founder and Director of the Laboratorio de Biotecnología del Recurso Microbiano and the Colección de Microorganismos Edáficos y Endófitos Nativos. He has served as the president of international scientific congresses, participated in the organization and teaching of national or international workshops, has been a plenary speaker for national or international congresses or symposia, and is also a member of the expert panel of global organizations focused on the development of microbial inoculants and soil conservation. His work is focused on the study of microbial ecology, plants × microorganisms × soil interactions, production of microbial inoculants, plant breeding, and agro-systems conversation by using isotopic techniques.