Books How We Talk The Inner Workings of Conversation by N. J. Enfield Hardcover, 257 pages, Perseus Books Group, List Price: $27 | purchase close overlay Buy Featured Book TitleHow We TalkSubtitleThe Inner Workings of ConversationAuthorN. J. Enfield Your purchase helps support NPR programming. How? Amazon Independent Booksellers Book Summary Examines the way that interpersonal conversation works, with a focus on such words as um, oh, huh, like, and mm-hmm, as well as other subtle cues, and how they serve to facilitate the flow of conversation and communicate effectively. Genres: Nonfiction Science & Health Facebook Twitter Flipboard Email NPR stories about How We Talk Rawpixel/Getty Images/iStockphoto Review 13.7: Cosmos And Culture Um, Uh, Huh? Are These Words Clues To Understanding Human Language? November 13, 2017 Tiny filler words in human rapid-fire conversation hold the key to understanding how language is unique, according to a new book. But anthropologist Barbara J. King raises some questions.