sentences:  Jaggard had a twenty-year involvement with works of the Shakespeare canon, starting with his publication of the questionable collection "The Passionate Pilgrim" under Shakespeare's name in 1599.Jaggard printed an expanded edition of the same work in 1612.In 1619 Jaggard was at the center of the cryptic False Folio affair; and in the period 1621–23 his print shop was occupied on the massive task of bringing the First Folio into print.