The political contextualization of the article exists because this is a social justice magazine for activists called "Rethinking Schools." The "wrong outcomes" you're decrying come from people who are already entrenched in the same ideals that led this group to question modern education in the first place. Something tells me this isn't their target audience.

It's important to teach children at an early age about equality and empathy. Actively engaging with them over the course of weeks in order to help them understand complex ideas of power dynamics and community is commendable, not ridiculous.