From this article, Margaret Wente is controversial for:
1. Controvery with plagiarism.
2. Questioned climate change science.
3. Remarked about Greta Thundbeeg's aspergers.
4. Peddled pseudo-science regarding race.
This article highlights her history with pseudo-science and race
"To those who missed the piece, Wente trotted out Wade’s pseudo-scientific claims about the existence of biological “races” that correspond roughly to popular notions of race based on skin colour or continental origin (white and black, for example, or European and African). Wade asserts that humans can be divided into distinct “races” and that genetic differences between these groups are responsible for essential differences in social characteristics, differences then enhanced through culture. "