In the context of this cultural moment — which is calling for the uplifting of marginalized voices and the smashing of white patriarchal values — the idea of a book that profiles three neo-Nazis seems something of an ill-conceived project. But Sisters in Hate doesn’t attempt to humanize these women or grant them any reprieve; it’s an unflinching and often stomach-turning look at their radicalization, as well as the gradual process by which their horrific views became part of the mainstream.