W. Michael Kelley is a former award-winning calculus teacher and has written a bunch of books about math, including The Humongous Book math series and several titles in The Complete Idiot's Guide series. Mr. Kelley is praised for his ability to make intimidating math topics very approachable, even humorous. His dedication to helping students and adults alike conquer their fear of numbers is exemplified by the many honors he has received throughout his career, including an award from the Maryland Council of Teachers of Mathematics recognizing him as an Outstanding High School Mathematics Teacher and "Most Popular Teacher" in his home school. Mr. Kelley is also the founder and editor of calculus-help.com, which helps thousands of students every month conquer their math anxiety.