Dr. Sheldon Plotkin, a mainstay of CBG and an unflagging force for science in the public interest, died April 11, 2020, at age 93. He played key roles in the shutdown of the Santa Susana Field Laboratory and the fight to clean it up. He served as an expert witness in the UCLA, Diablo Canyon, and San Onofre nuclear reactor cases. He was central to the establishment and operation of CBG’s longtime partner organization, the Southern California Federation of Scientists. Read more here.