who was the bolivian educator whose story of helping others was retold in the movie stand and deliver?

The Bolivian educator whose inspiring story of helping others was retold in the movie "Stand and Deliver" is Jaime Escalante. He was born in Bolivia and became famous for teaching calculus to struggling students at Garfield High School in East Los Angeles, leading many to pass the AP Calculus exam. His work and dedication were the basis for the 1988 film starring Edward James Olmos as Escalante.