COURSE GUIDEBOOK AND DVD!!! “Understanding Linguistics: The Science of Language” by John McWhorter is a DVD textbook in the subject area of language arts and disciplines. The author provides an insightful exploration of linguistics, making it suitable for adult education and further education levels. This DVD offers a comprehensive overview of language, making it a valuable resource for those interested in delving deeper into the intricacies of linguistics. John McWhorter’s expertise and engaging teaching style make this a must-have for anyone looking to enhance their understanding of language.