John D WitvlietJohn D. Witvliet is director of the Calvin Institute of Christian Worship and professor of worship, theology, & congregational and ministry studies at Calvin College and Calvin Theological Seminary. His responsibilities include oversight of the Instiute's practical and scholarly programs, and teaching courses at both the college and seminary. His areas of interest include the history of Christian worship, worship practices in various denominations, biblical and systematic theology of worship, the role of music and the arts in worship, choral music and consulting with churches on worship renewal. Read More Read Less