Michael Holmes appears to be a reliable author. A quick Google search can help you uncover his credentials and his other works, as well as what he is involved in. He’s published a many reputable works in books and journals. In this specific chapter, it is well researched with all of its individual citations, bibliography, and footnotes. However, like most of us, his biases may show in this work. Because of his seminary studies, he obviously comes from a religious focused background. This paves the way for possible missing information, or information that comes from other biased sources. It may be an accurate picture, but it might not be a complete picture of all of the facts.
The book was published by Oxford University Press, and includes many contributors. At a quick first glance these contributors are scholars and professors, obviously experts in their field. Some of them come from religious backgrounds and others do not. It gives the book a lot of credibility, because the inclusion of different writers should help to balance out some of the biases that some of the authors have.