For me, the most impressive aspect of The Workplace Constitution is Sophia Lee’s insight that the African-American effort to secure constitutional rights in the workplace – primarily, in the part of her story that I found most thought-provoking, against racially exclusionary unions – should be juxtaposed to the development of conservative right-to-work efforts to do “the same,” that is, to establish that individual workers had a constitutional right, here too against unions, to be free from a statutory obligation to pay dues to unions. For readers like me, interested in both legal history and constitutional theory, the juxtaposition shows that “the Constitution” has no particular political valence. At some times, with respect to some issue...