Nonfiction. This long awaited text once more demonstrates Professor Thackston's mastery over the Persian language and its intricacies, both in its modern and classical form. Thackston makes Persian grammar clear and understandable. His emphasis is on the spoken and written language in today's Iran, on the Persian which is taught in schools and spoken and understood by all the ethnic groups in Iran.. This new edition is a major contribution for those involved in teaching the Persian language. It also makes the learning of Persian more accessible and enjoyable - Haleh Esfandiari, Princeton University. | An Introduction to Persian (3rd Edition) by Wheeler M. Thackston, Paperback | Indigo Chapters