The Dark Tower IV: Wizard and Glass: Regard, or simply Wizard and Glass, is a fantasy novel by American writer Stephen King. The fourth book in the Dark Tower series, published in 1997 it placed fourth in the annual Locus Poll for best fantasy novel. Dave McKean created eighteen Illustrations for The Dark Tower IV: Wizard and Glass. The original eighteen illustrations appear only in the first edition hardback and trade paperback released in 1997.

The Dark Tower is a series of eight novels, one novella, and a children's book written by American author Stephen King. Incorporating themes from multiple genres, including dark fantasy, science fantasy, horror, and Western, it describes a "gunslinger" and his quest toward a tower, the nature of which is both physical and metaphorical. The series, and its use of the Dark Tower, expands upon Stephen King's multiverse and in doing so, links together many of his other novels.