Question: David W. Petegorsky as author of an acclaimed book on which English Protestant religious reformer, political philosopher, and activist, and and the Diggers organization  ?
Sentence (from "David W. Petegorsky"): David W. Petegorsky (1915-July 15, 1956) was author of an acclaimed book on Gerrard Winstanley and the Diggers.
Relevant evidence: Yes