Steven Weinberg (1933–2021) held the Josey Regental Chair in Science at the University of Texas at Austin. A Nobel laureate in physics and National Medal of Science winner, he is recognized as one of the key architects of the Standard Model of particle physics. In addition to his ground-breaking research in fundamental physics and his science advocacy, he was a prolific author of both academic and popular-level books, widely celebrated for his exceptional physical insight and his gift for clear exposition.