Steven Weinberg holds the Josey Regental Chair in Science at the University of Texas at Austin, where he is a member of the Physics and Astronomy Departments.

His research on elementary particles and cosmology has been honored with numerous prizes and awards, including in 1979 the Nobel Prize in Physics and in 1991 the National Medal of Science. In 2004 he received the Benjamin Franklin Medal of the American Philosophical Society, with a citation that said he is "considered by many to be the preeminent theoretical physicist alive in the world today."

He has been elected to the US National Academy of Sciences, Britain's Royal Society, and the Royal Irish Academy, as well as to the American Philosophical Society and the American Academy of Arts and Sciences.

He is the author of over 300 articles and 12 books on elementary particle physics, cosmology, and other subjects. His prize-winning book, The First Three Minutes, is an introduction to cosmology for general readers, and has been translated into 22 foreign languages. His latest book, Cosmology, a graduate level treatise on modern cosmological research, has just been published. His articles for general readers appear from time to time in The New York Review, the Times Literary Supplement of London, and other periodicals.

He is currently a senior advisor to the JASON group of defense consultants and he has testified several times before committees of Congress on matters of science or security policy. He has also served as consultant at the U. S. Arms Control and Disarmament Agency, President of the Philosophical Society of Texas, and member of the Board of Editors of Daedalus magazine, the Council of Scholars of the Library of Congress, and many other boards and committees.

He received his A. B. degree from Cornell, worked for a year at the Niels Bohr Insitute in Copenhagen, and received his Ph.D. from Princeton; he also holds honorary doctoral degrees from sixteen other universities, including Chicago, Columbia, McGill, Padua, Salamanca, and Yale. He taught at Columbia, Berkeley, M.I.T., and Harvard, where he was Higgins Professor of Physics, before coming to Texas in 1982.