William J. Martínez
Early life and education[edit]
Born José Guillermo Martínez Escalante in Mexico City, Martínez moved to the United States with his family as a child and changed his name to William Joseph Martínez in 1974.[1] He grew up in the South Shore community of Chicago and graduated from Lyons Township High School in La Grange, Illinois.[2] Martínez earned a Bachelor of Arts and Bachelor of Science degree from the University of Illinois at Urbana-Champaign in 1977, followed by a Juris Doctor from the University of Chicago Law School in 1980.[3][4]