Gabriel Martínez Pereyra, Ph degree in Science in Engineering by Universidad Juarez Autonoma de Tabasco (UJAT). Research Professor at UJAT from March 1998. Member of the State System of Researchers (SEI) and Desirable profile of the Teacher Professional Development Program of the Public Education Secretary (PRODEP-SEP). He has published articles in international journals Indexed and Arbitrated, Congress and on human resources training. Responsible and collaborator of several Research Projects.