 When he was at Worksop he associated with well-known Puritans William Brewster (1567–1644), a passenger on the Mayflower, and John Robinson (1575–1625), who organised the Mayflower voyage.Bernard wrote an influential handbook for ministers entitled "The Faithfull Shepheard and his practice", which was published in 1607 and 1621.His most popular book was "The Isle of Man" (1627) which went through 16 printings by 1683.