2MMTime
                                 Gregory I, St. ("The Great")
Personal
Prefect of Rome in 570
Became a monk in 575
Elected pope (r. 590-604)
Enhanced prestige of the papacy
Upheld Rome's traditional claims of
  church primacy over the patriarch of
  Constantinople
Introduced liturgical reforms and Gregorian
  chant
Extensive pastoral activity.
Place and dates
(Rome) 540?-604
Writings
Moralia: a commentary on the Book of Job
Pastoral Care: describes the ideal bishop; instruction on the
  practice and nature of preaching
Dialogues: legends of saints of his own time
[painting of Pope Saint Gregory]