Charles Peterson has helped develop the educational and certification for the wood flooring industry. The industry had long suffered from the lack of educational and licensing programs present in the professional trades. The craftsmen and inspectors that are certified through the National Wood Flooring Association Certified Professionals program have proven their expertise. They have undergone a series of vigorous exams, both hands-on and written, to prove both their knowledge and skills. These professionals are required participate in vast continuing educational program to maintain their certification.