Yona Friedman (1923–2020): Architect of Mobile Utopia Yona Friedman (5 June 1923 – 20 February 2020) was a Hungarian-born French architect, urban planner and designer. He was influential in the late 1950s and early 1960s, best known for his theory of ‘mobile architecture,’ which envisioned a radical reimagining of cities as dynamic systems capable of adapting to evolving needs and conditions. Friedman’s pioneering approach challenged…