John Bannister Goodenough(/ˈɡʊdɪnʌf/GUUD-in-uf; July 25, 1922 – June 25, 2023) was an American materials scientist, asolid-state physicist, and aNobel laureate in chemistry. From 1986 he was a professor of Materials Science, Electrical Engineering and Mechanical Engineering,at theUniversity of Texas at Austin. He is credited with identifying theGoodenough–Kanamori rulesof the sign of the magneticsuperexchangein materials, with developing materials for computerrandom-access magnetic memoryand with inventing cathode materials forlithium-ion batteries. Goodenough was awarded theNational Medal of Science, theCopley Medal, theFermi Award, theDraper Prize, and theJapan Prize. TheJohn B. Goodenough Awardin materials science is named for him. In 2019, he was awarded theNobel Prize in ChemistryalongsideM. Stanley WhittinghamandAkira Yoshino; at 97 years old, he became the oldest Nobel laureate in history.From August 27, 2021, until his death, he was the oldest living Nobel Prize laureate. Education: Yale University BS University of Chicago MS