John Joannopoulos passed away at age 78
American physicist and academic Died on Tuesday August 19th 2025
Named Joannopoulos
1 obituary for famous people named Joannopoulos. See who they were, when they died, and read their memorial pages.
1 obituary for famous people named Joannopoulos. See who they were, when they died, and read their memorial pages.
American physicist and academic Died on Tuesday August 19th 2025