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, Zak's books reflect her knowledge of student needs and extensive understanding of computer programming and its use in business today, enabling her to carefully craft each with the modern student in mind. She has taught at various computer training centers and most recently served as a professor at College of DuPage in Illinois. Zak holds Bachelor of Science degrees in both computer information systems and accounting as well as a Master of Arts in adult and continuing education.