I’m a scientist — here's why I’m suing RFK Jr.

The emails at the top of my inbox filled me with dread. They came from the National Institutes of Health, and they put years of scientific research at risk.

When I opened those emails on a Friday evening in March, I found that the NIH had cancelled all my research grants, effective immediately, because they focused on gay, lesbian and transgender health. The agency described my research as “antithetical to the scientific inquiry.”

Let me set the record straight: I’m not promoting radical ideology...