John J. Hopfield American physicist John J. Hopfield was awarded the 2024 Nobel Prize in Physics for his work on neural networks. (more) John J. Hopfield American physicist Actions Share Share Share to social media Facebook X URL https://www.britannica.com/biography/John-J-Hopfield Share Share Share to social media Facebook X URL https://www.britannica.com/biography/John-J-Hopfield Also known as: John Joseph Hopfield Written by Tara Ramanathan Assistant Technology Editor at Encyclopedia Britannica. Tara Ramanathan, Erik Gregersen Erik Gregersen is a senior editor at Encyclopaedia Britannica, specializing in the physical sciences and technology. Before joining Britannica in 2007, he worked at the University of Chicago Press on the... Erik Gregersen•All Fact-checked by The Editors of Encyclopaedia Britannica Encyclopaedia Britannica's editors oversee subject areas in which they have extensive knowledge, whether from years of experience gained by working on that content or via study for an advanced degree. They write new content and verify and edit content received from contributors. The Editors of Encyclopaedia Britannica Last Updated: Oct 11, 2024 • Article History Table of Contents Quick Facts In full: John Joseph Hopfield (Show more) Born: July 15, 1933, Chicago, Illinois, U.S. (Show more) Ask the Chatbot a Question Ask the Chatbot a Question John J. Hopfield (born July 15, 1933, Chicago, Illinois, U.S.) is an American physicist who was awarded the 2024 Nobel Prize in Physics for his work with neural networks. He shared the prize with British-Canadian cognitive psychologist Geoffrey Hinton. At age 91, he became the third oldest person to receive a Nobel Prize, after John B. Goodenough (in chemistry in 2019, at age 97) and Arthur Ashkin (in physics in 2018, at age 96). Hopfield, born to parents who were physicists, took an interest in the subject from an early age; he would later describe physics as not just a ...(100 of 588 words)

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