Born in Mexico City in 1956, Medicine Doctor, Master in Public Health, and Doctor in Biological Sciences (Immunology), postdoctoral fellow at the Center for Vaccine Development, University of Maryland at Baltimore, USA, in 1992. Trained at the World Health Organization Immunology Research and Training center (WHO-IRTC), Lausanne, Switzerland in 1995. Worked as Epidemiologist for the Ministry of Health in Mexico City and then for the Mexican Institute for Social Security (IMSS) between 1980 and 1985. Associate Researcher at the Medical Research Unit on Immunochemistry, Specialties Hospital, National Medical Center XXI Century, IMSS from 1992 to 1999. Full time researcher and Head of the Medical Research Unit on Immunology and Infectious Diseases, Infectology Hospital, National Medical Center La Raza, IMSS from 2000 to 2009, head of the Division of Laboratories for Epidemiological Research and Surveillance, Coordination for Epidemiological Surveillance, IMSS. Responsible to operate the laboratory based epidemiological surveillance at IMSS from 2010 to 2018. Head of the National Coordination for Health Research at IMSS from 2019 to date. Teaches several courses at the Faculty of Medicine, UNAM and Superior School of Medicine, IPN. President of the Mexican Society of Immunology in 2005-2006, Member of the National Researchers System of Mexico, the Mexican Academy of Sciences, and the National Academy of Medicine of Mexico.