Robert Kapernick applied the discipline of system engineering to the Spanish language after studying Spanish in Mexico and Guatemala. This book is a result of that analysis. Robert has master's degrees in engineering and management.
Thelma Witt Gonzales was a reporter and editor in a major newspaper and was a professor and director at the University Autonoma in Guadalajara, Mexico. Thelma insured consistency of the Spanish examples used in the book with current practice in Latin America. She has a master's degree in Education, Curriculum and Instruction, and is licensed to teach Spanish at the secondary level.