Public-health professionals sometimes contend that grand societal problems are beyond the remit of their field. Housing is an urban-planning issue. Poverty is a human-rights issue. The argument goes that “it’s not the job of public health to be leading the revolution,” explains Daniel Goldberg, JD, PhD.  As the 20th century progressed, the field moved away from the idea that social reforms were a necessary part of preventing disease and willingly silenced its own political voice. By swimming along with the changing currents of American ideology, it drowned many of the qualities that made it most effective.
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