**W. Michael Kelley *is a former award-winning calculus teacher and the author of six math books, including The Complete Idiot's Guide to Algebra, Second Edition,and The Humongous Book of Calculus Problems *. Kelley received an award from the Maryland Council of Teachers of Mathematics recognizing h...

**W. Michael Kelley *is a former award-winning calculus teacher and the author of six math books, including The Complete Idiot's Guide to Algebra, Second Edition,and The Humongous Book of Calculus Problems *. Kelley received an award from the Maryland Council of Teachers of Mathematics recognizing him as an Outstanding High School Mathematics Teacher and four-years-running title of Most Popular Teacher in his home school. Kelley is also the founder and editor of calculus-help.com.