Roy Peter Clark's book, The Glamour of Grammar, is a fun and engaging guide to essential grammar. Listeners will learn everything from the different parts of speech to why effective writers prefer concrete nouns and active verbs. The book gives listeners all the tools they need to perfect their use of English and to charm through their writing. Additionally, the book provides tips on how to improve vocabulary and punctuation. Overall, The Glamour of Grammar is an enchanting and entertaining approach to essential grammar.