Hillel Steiner is a pretty well-known political philosopher, and this topic is right up his alley. It's much more likely that whoever contributed those sentence

Hillel Steiner is a pretty well-known political philosopher, and this topic is right up his alley. It's much more likely that whoever contributed those sentences to Wikipedia borrowed them from Steiner and/or whoever he's quoting from (whether knowingly or not) than the other way around.