As federal Department of Education and congressional investigators gear up to probe the climate of antisemitism at Columbia University and other colleges across the country, they might want to start by looking into the professors and administrators who fund antisemites. They’re easy to find. Just look up donors to antisemitic Reps. Rashida Tlaib (D-MI) and Ilhan Omar (D-MN) who list their employer as Columbia in a federal database. I found at least seven professors and a vice dean at the school who donated to one or both of the lawmakers. These faculty members are hardly alone in New York. Professors...