Stephanie Pearl-McPhee, the Yarn Harlot, spills her bag of teaching tricks, Essential survival skills, insider secrets, and undercover revelations for yarn enthusiast of all levels and persuasions. Chapters on everything from yarn needles,gauge, and knitting bag essentials to hats, socks,shawls, and sweaters, Pearl-McPhee unravels the mysteries of what it is that makes knitting click, from the inside out.