Carol J. Sulcoski is a knitting author, designer, and teacher. She’s published seven knitting books, including Knitting Ephemera, which is full of knitting facts, history, and trivia. Her articles have appeared in publications such as Vogue Knitting, Modern Daily Knitting, Noro Magazine, the Craft Industry Alliance website, and others. She lives outside Philadelphia and teaches at knitting events, shops, and guilds.