Professor María Esther Josefina Irigoyen Camacho has a Bachelor's degree in Dentologies at the Universidad Nacional Autónoma de Mexico (UNAM). Specialty in Odontopediatrics at the University of New York. Master's Degree in Public Health at the University of Michigan at Ann Arbor. Doctorate in Dental Sciences at the UNAM. Postdoctoral stay at the Faculty of Dentistry at the University of Seville.

Among her lines of research is the epidemiology of high prevalence diseases of the oral cavity, aging, health, nutrition, oral health, and Defects of training of tempting tissues stand out.

Through research, it has been possible to establish the impact of the nutritional status of children in areas with endemic fluorosis; Likewise, incisive molar hypomineralization has been studied in its epidemiological aspects and in its association with the prevalence of dental caries. In the elderly studies, the association between sarcopenia, the risk of malnutrition, and the role of diabetes mellitus type 2 in the nutritional deterioration of the elderly in Mexico City has been identified.