James Enstrom, an epidemiologist who has worked at the UCLA School of Public Health for 34 years, was recently fired, supposedly because his research "is not aligned with the academic mission of the Department [of Environmental Health Sciences]." As Michael Siegel notes, this rationale is patently false. The department's official mission is to "explore the fundamental relationship between human health and the environment," and that is exactly what Enstrom has done. The problem is not that he tackled the wrong questions; it's that he came up with the "wrong" answers. Specifically, he has failed to find a connection between exposure...