Book excerpt: "Kevin Gannon asks that the contemporary university's manifold problems be approached as opportunities for critical engagement, arguing that, when done effectively, teaching is by definition emancipatory and hopeful. Considering individual pedagogical practice, the students who are teaching's primary audience and beneficiaries, and the institutions and systems within which teaching occurs, Radical Hope surveys the field, tackling everything from imposter syndrome to cellphones in class to allegations of a campus "free speech crisis"--