Quote from : The Mysterious Benedict Society and the Prisoner's Dilemma Book

Somhow those Ten Men -- at the time they were called Recruiters, of course -- discovered that Constance had been at the library. Most likely one of their informants saw her come out, because it was on that very day that the brutes showed up and threatened the librarians. Who told them nothing, incidentally.' 'The same thing happened in Holland,' Kate reflected. 'You'd think these guys would learn their lesson -- librarians know how to keep quiet.' 'It helps to ask politely,' said Mr. Benedict