What are the origins of “Trump Derangement Syndrome”? House Republicans would like scientists to find out. Rep. Warren Davidson (R-OH) introduced a bill directing the National Institutes of Health (NIH) to conduct or support research to “advance the understanding” of the phenomenon characterized by “intense emotional or cognitive reactions” to President Donald Trump. The bill, titled the “Trump Derangement Syndrome (TDS) Research Act of 2025,” says “early documented references” emerged during Trump’s 2016 presidential campaign, including “certain media coverage amplifying polarized responses” to his rhetoric. However, the bill notes that its “precise origins remain understudied.” One of the research objectives...