The National Association of Underwater Instructors or NAUI has been founded in 1959 by Albert Tillman and Neal Hess. In the year after they held their very first instructor training which was at that time of 72 candidates.
The National Association of Underwater Instructors or NAUI has been founded in 1959 by Albert Tillman and Neal Hess. In the year after they held their very first instructor training which was at that time of 72 candidates.