Jonathan Metzl's 'What We've Become' explores the attitudes surrounding gun ownership and violence, and where public health policy proponents may have fallen short.
Sept. 28, 1971: Dianne Feinstein stands at San Francisco City Hall in California. She was the first female president of the San Francisco Board of Supervisors.(Bettmann Archive/Getty Images) Nov. 27, 1978: Feinstein, president of the Board of Supervisors, sits next to Supervisor Carol Ruth Silver to hold a press conference following the killing of San…