Book excerpt: Those looking for a single resource that collects clear teachings on the most important doctrines of Christianity need look no further than Gregg Allison's 50 Core Truths of the Christian Faith. This volume covers foundational doctrines of the nature and works of God, the Bible, God's created beings, Jesus, the Holy Spirit, salvation, the church, and the end times. And each chapter features clear guidance for how to teach and apply the doctrine today. Pastors, Sunday school teachers, and lay students of theology will find this an indispensable resource for understanding and teaching Christian theology.