James Bjorken, American physicist, author, and academic (died 2024)

James Daniel "BJ" Bjorken was an American theoretical physicist. He was a Putnam Fellow in 1954, received a BS in physics from MIT in 1956, and obtained his PhD from Stanford University in 1959. Bjorken was a visiting scholar at the Institute for Advanced Study in the fall of 1962. He was also emeritus professor in the SLAC Theory Group at the Stanford Linear Accelerator Center, and was a member of the Theory Department of the Fermi National Accelerator Laboratory (1979–1989).

June 22 is the 173rd day of the year in the Gregorian calendar; 192 days remain until the end of the year.