What role did peter the hermit play in the first crusade?

peter the hermit, french pierre l’ermite, (born c. 1050, probably amiens, france—died july 8, 1115, neufmoustier, near huy, flanders [now in belgium]), ascetic and monastic founder, considered one of the most important preachers of the first crusade. he was also, with walter sansavoir, one of the leaders of the so-called people’s crusade, which arrived in the east before the main armies of the first crusade.