Samenvatting
This manual does not answer all possible questions about employee safety belt incentives, and Geller and other continue to investigate issues ralated to long-range impact, optional reward schedules, and the need for periodic reenforcement. It is designed for users and represents a synthesis of a large and growing body of knowledge and experience intended to serve both as a guide and as a prompter of new ideas and new ways of implementing what has already proven to be a highly succesful method of increasing safety belt use.