This short piece responds to Jay Tidmarsh’s article, Rethinking Adequacy of Representation, 87 Texas Law Review 1137 (2009). I explore Professor Tidmarsh’s proposed “do no harm” approach to adequate representation in class actions from a procedural legitimacy perspective. I begin by considering the assumption underlying his alternative, namely that in any given class action both attorneys and class representatives tend to act as self-interested homo economicus and we must therefore tailor the adequacy requirement to curb self-interest only in so far as it makes class members worse off than they would be with individual litigation. Adopting the “do no harm” principle as our yardstick for adequate representation is alluring - it removes motiv...