Jonathan Cruse’s book What Happens When We Worship has a simple point. Something important happens between us and God when we worship (p. 1). He presents a theology of worship (ch. 2-7), the pieces of a proper worship service (ch. 8-13), and some brief remarks about how to prepare for worship (ch. 14-15).
This is a book written with more zeal than tact.
The author is Very ReformedTM, which is something better experienced than described. He repeatedly impugns the motives and intent of millions of Christians across the world with broad brush accusations of mercenary pragmatism, and straw men caricatures. This is Cruse’s default rhetorical device. It doesn’t work well if you desire to reach and persuade an audience that doesn’t already agree with you. For example: