João Pessoa Araujo Jr. graduated in veterinary medicine from the Faculty of Agrarian and Veterinary Sciences of Jaboticabal - UNESP (1992), Master's in Biological Sciences (Microbiology) from the University of São Paulo (1994), and PhD in Biological Sciences (Microbiology) from the University of São Paulo (1998) ), and he was an associate professor in microbiology at Universidade Estadual Paulista (2006). He is currently an adjunct professor at the Department of Microbiology and Immunology, Institute of Biosciences, Universidade Estadual Paulista Júlio de Mesquita Filho. He is also responsible for the virology and molecular diagnostics laboratory and has experience in the field of animal virology, with an emphasis on diagnostic techniques for infectious diseases of animals.