Alfredo L. from Pittsburgh, PA

I have been working for more than twenty five years as an engineer in the main Oil and Gas Industry of Venezuela (PDVSA), were I started as a junior engineer and retired as a Project Manager.That gained experience give me the strength to uses the methodology to develop a project in order to teach my native language (Spanish). This methodology includes analysis of the student need to fulfill them. I have taught math to students in high school, as well as calculus to university students.