Inside Edition's Deborah Norville is scheduled to discuss and sign copies of her new book at 3:30 p.m. Sunday at the Southeast Anchor Library, 3601 Eastern Ave. Norville is the author of Thank You Power: Making the Science of Gratitude Work for You, which contends that "giving thanks can make you happier and healthier," according to library official. Information: www.prattli brary.org.