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Mark Lester

Mark Lester is an experienced grammarian, ESL expert, and professor emeritus at Eastern Washington University. He is the author of more than a dozen books, including McGraw-Hill's Essential ESL Grammar , The Big Book of English Verbs , and many more. Larry Beason is an award-winning professor and director of the English composition program at the University of South Alabama. He has written numerous academic articles and given presentations on rhetoric, grammar, business communication, teaching...See more