The issue focused primarily on the "diversity of ideas in science" (and in the humanities), and also on how the scientific method is used to "provide a scientific framework for evaluating theories," according to the press release. The paper was written by researchers at Columbia University Medical Center, University of California, and Harvard Medical School.

The paper's lead author, Michael J. Smith, MD, professor of pediatrics at Columbia's School of Medicine, told Live Science that he and his colleagues looked into