Who is Alicia Larde Nash from A Beautiful Mind: A Biography of John Forbes Nash, Jr., Winner of the Nobel Prize in Economics, 1994 and what is their importance?

Alicia Larde Nash is from an elite Central American family. Her ancestors had been wine growers in Champagne, France and moved to Baton Rouge during the revolution. Their son Florentin moved to San Salvador, married and became a wealthy land-owner. Her father was Carlos Larde Arines who came from a family of professionals. Carlos studied medicine in El Salvador, America and France. He held a variety of prominent positions. His second wife was Alicia Lopez Harrison who was also from a prominent and wealthy family.