 He resigned as archbishop in early 1982, in light of his new duties as prefect.While continuing to be prefect, Ratzinger was promoted within the College of Cardinals to become cardinal bishop of Velletri-Segni in 1993, and became the College's vice-dean in 1998 and dean (senior cardinal) in 2002.He was elected Pope Benedict XVI in 2005, becoming pope emeritus on his retirement in 2013.