An overview is provided of factors considered relevant to gaining and maintaining the participation of subjects in longitudinal studies. Research findings indicate that the response rate can be affected by various aspects of the questionnaire, type of sponsorship, use of incentives, special mailing techniques, and followup procedures. Other…

A survey was conducted to evaluate tracking procedures used in longitudinal studies. The study grew out of an effort to locate part of a group used in a 1947-57 longitudinal study. A subsample of 320 was chosen from the 2,344 respondents already located. The tracking methods studied were mail, long-distance telephone calls, community visits and…

This report summarizes the sixth year of a longitudinal study of the graduates of the Tennessee Technological University's teacher education program. The procedures and methodology of the research model developed by the University are explained, and data for 1978 graduates are presented, analyzed, and compared with data from all first-year…

Followup is a process by which an educational institution seeks to determine how effectively it is meeting the current and future needs of those it serves. Various research, administrative and student personnel at district and state levels helped develop these guidelines, which are intended to give assistance to vocational, technical, and adult…