Research interest: Nonlinear Systems, Differential Geometric and Differential Algebraic methods, Nonlinear Observers, Fault Detection Problems, Synchronization and Secure Communication. Background: Diplôme d´Etudes Approfondies (DEA) Mathematique et Automatique obtained from Ecole des Mines de Paris and Paris IX Dauphine, France, M.Sc in Electrical Eng.obtained from CINVESTAV-IPN Mexico, Ph. D. Degree obtained in 1996 from Universidad Autonoma Metropolitana Iztapalapa (UAM-I), Mexico. Specialization: Differential algebraic methods in system theory, Nonlinear observers, Fault Detection Problems, Synchronization and Secure Communication.