Illuminating ... Mr. Perl-Rosenthal is excellent on the Revolution’s interpretive flexibility—its capacity to be claimed and reshaped by groups far beyond the Founders’ original horizon ... Widening of the Revolution’s meaning is one of the book’s most persuasive themes and gives substance to the author’s larger claim that the Revolution persists as an unfinished project ... He writes with clarity and a welcome lack of cant, and he has an eye for the telling detail.