Remember that literally almost everyone believed in eugenics back then. The whole concept of race itself is wrapped up in that pseudoscience. Every early medical school in the USA made it's core function the advancement of race "science". It's not just the rich, it's not just the 19th century. It's still dominant today as seen by the amount of serious reporting of social phenomena along race lines as though race is a trait of the people in society.
Remember that literally almost everyone believed in eugenics back then. The whole concept of race itself is wrapped up in that pseudoscience. Every early medical school in the USA made it's core function the advancement of race "science". It's not just the rich, it's not just the 19th century. It's still dominant today as seen by the amount of serious reporting of social phenomena along race lines as though race is a trait of the people in society.