Gerard Debreu — French Mathematician born on July 04, 1921, died on December 31, 2004

GĂ©rard Debreu was a French-born American economist and mathematician. Best known as a professor of economics at the University of California, Berkeley, where he began work in 1962, he won the 1983 Nobel Memorial Prize in Economics... (wikipedia)

I had become interested in economics, an interest that was transformed into a lifetime dedication when I met with the mathematical theory of general economic equilibrium.
In the mid-'60s in Berkeley, the theory of measure spaces of economic agents became one of my main interests.
The Cowles Commission was the optimal environment for the type of research that I wanted to do.
The dark outside world of Paris under German occupation exerted a strong containing pressure.