FTP, what theological and philosophical movement, beginning in the 11th century, included such men as Peter Abelard,  St. Anselm, Roger Bacon, and Thomas Aquinas?
The ontological argument was first advanced by a member of this movement. Another work of this movement, Albertus  Magnus' Physica, which was a presentation the the world as Aristotle saw it, combined with Christian Theology.  Perhaps the most famous member of this movement, though, is a disciple of Albertus Magnus, one who wrote a work in  the form of a series of questions and answers and with five proofs for the existence of God, the Summa Theologicae.  FTP, what theological and philosophical movement, beginning in the 11th century, included such men as Peter Abelard,  St. Anselm, Roger Bacon, and Thomas Aquinas?
The ontological argument was first advanced by a member of this movement.
Scholasticism