Prolific author and respected professional, Diane Zak continues to provide an inspiring and uncomplicated learning experience for students through her widely popular programming books. Recognized for their unique, readable, and friendly style, each book reflects Zak's knowledge of student needs and her extensive understanding of computer programming and its use in business today. Each book is carefully crafted with the modern student in mind. Diane Zak holds a Bachelor of Science degree in Computer Information Systems, a Bachelor of Science degree in Accounting, and a Master of Arts degree in Adult and Continuing Education. She has taught at various computer training centers and most recently served as professor at College of DuPage in Illinois.