Senior professor at the Federal University of Ceará, graduated from Ribeirão Preto Medical School, University of São Paulo (1983), MPH from University of São Paulo (1988), PhD in Preventive Medicine the University of São Paulo (1992), post-doc in epidemiology at Harvard School of Public Health (1997) and post-doc in epidemiology at the University of California San Francisco (2007). Member of the Ministry of Health Leprosy Elimination Committee, was a member of the Research Committee of the AIDS National Program of the Ministry of Health and the National AIDS Board of the Ministry of Health, was member of the National Committee of Epidemiology of ABRASCO, editor of Epidemiology journal of ABRASCO, advises the National Reference Center for Sanitary Dermatology Dona Libânia (referral center for Leprosy), reviewer for Public Health Journal of USP, JAIDS, AIDS & Behavior, Journal of Infectious Disease in Developing Countries, was a member of the editorial board of Reports in Public Health. She is a member of the editorial board of Culture, Health and Sexuality. She has experience in Public Health Epidemiology.