Mary B. Woods is an elementary school librarian in the Fairfax County (VA) Public School system. She has presented at international librarians' conferences. Mary is the researcher on the Woods team, and Michael is the writer. They have written almost 40 books. Michael Woods is a science and medical writer whose nationally syndicated newspaper stories and columns have won numerous national awards. He directs a program at the American Chemical Society, the world's largest scientific society, to inform the public about science. Michael is the writer on the Woods team, and Mary is the researcher. They have written almost 40 books.