Arthur H. Rosenfeld, American physicist (b. 1926)
Arthur Hinton Rosenfeld (June 22, 1926 – January 27, 2017) was a UC Berkeley physicist and California energy commissioner, dubbed the "Godfather of Energy Efficiency", for developing new standards which helped improve energy efficiency in California and subsequently worldwide.Rosenfeld was born in Birmingham, Alabama, in 1926. Starting in 1954 he served as a professor of physics at the University of California at Berkeley and a senior staff member at Lawrence Berkeley National Laboratory. In 1994, he served in the Clinton administration as Senior Advisor at the U.S. Department of Energy. In 2000, he was appointed Commissioner of the California Energy Commission, serving until his retirement in 2010.His work helped lead to such breakthroughs as low-energy electric lights, such as compact fluorescent lamps, low-energy refrigerators, and windows that trap heat. In his fight against global warming, he has saved Americans billions of dollars in electricity bills.