Chatting with linguist Arika Okrent about her new book, "Highly Irregular"

Arika Okrent, linguist and author of "Highly Irregular: Why Tough, Through and Dough Don't Rhyme" (Oxford University Press), chats with Wordplay columnist Deb Amlen on the complexities of the English language. And why don't we pronounce the "g" in "phlegm"? Ms. Okrent's book will be available July 1 via .