Walter Brueggemann's plenary address, Performing a Counter World: the Alternative Reality Offered by the Psalms for the Worlds We Inhabit explores the theme of the Psalms in Christian worship from an Old Testament perspective. In 2014, he published a book about the Psalms called From Whom No Secrets Are Hid: Introducing the Psalms.
At the same Symposium, Tom (N.T.) Wright presented a plenary address called Praying the Psalms: Personal, Pastoral, Theological and Liturgical Reflections. Listen to his address about the New Testament perspective on the use of Psalms in Christian worship.