DIANA HACKER personally class-tested her handbooks with nearly four thousand students over 35 years at Prince George’s Community College in Maryland, where she was a member of the English faculty. Hacker handbooks, built on innovation and on a keen understanding of the challenges facing student writers, are the most widely adopted in America. Other Hacker handbooks, all published by Bedford/St. Martin’s, include A Writer’s Reference, Sixth Edition (2007); Rules for Writers, Sixth Edition (2008); and A Pocket Style Manual, Fifth Edition (2008).

NANCY SOMMERS, who has taught composition and directed composition programs for thirty years, now teaches writing in the Graduate School of Education at Harvard University. A two-time Braddock Award winner, Sommers is well-known for her research and publications on student writing. Her recent work involves a longitudinal study of undergraduate writing. Nancy Sommers is co-author of Fields of Reading, Ninth Edition (2010) for Bedford/St. Martin’s.

TOM JEHN teaches composition and directs the Expository Writing program at Harvard University. A recipient of numerous teaching awards both at Harvard and at the University of Virginia, he also leads seminars on writing instruction for public high school teachers.

JANE ROSENZWEIG teaches composition and directs the writing center at Harvard University. She has also taught writing at Yale University and the University of Iowa.