Arthur Rosenfeld, Zealous Champion of Energy Efficiency, Dies at 90 Dr. Rosenfeld’s work, first embraced in California in the 1970s, gained national attention and helped lay the foundation for federal rules in place today. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:Trilobites: The Swiss Consider the Lobster. It Feels Pain, They Decide.War’s Other Victims: AnimalsDr. Ronald Fieve, 87, Dies; Pioneered Lithium to Treat Mood SwingsTrilobites: If We Ever Get to Mars, the Beer Might Not Be BadTo Get Medicaid in Kentucky, Many Will Have to Work. Advocates for the Poor Are Horrified.Q&A: Eyes in the Skies