Sandra Maria Van Opstal (MDiv, Trinity Evangelical Divinity School) is a Chicago-born, second-generation Latina and a leading practitioner of multiethnic worship. A preacher, trainer, liturgist and activist, she is passionate about creating atmospheres that mobilize for reconciliation and justice. She served as the worship director for the Urbana Student Missions Conference and has led worship for the Willow Creek Association, the Christian Community Development Association, InterVarsity Christian Fellowship, the Evangelical Covenant Church and the Evangelical Immigration Table. Sandra regularly consults as both a worship leader and a mission trainer with Christian colleges, conferences and local churches, and she serves on the board of Evangelicals 4 Justice. She and her husband Karl minister at Grace and Peace Community in Chicago, and she is the author of The Mission of Worship.