This instructor's manual is designed to assist instructors in the teaching of a half-course in vocational development theory. (The course is geared toward diploma or graduate students in counselor education.) Included in the manual are the following materials: an introduction to a companion student's manual, answers and suggestions for questions posed in the student's manual, suggested instructional strategies, student evaluation procedures, and references to and typeset copies of overhead transparencies for use in conjunction with the lessons. Topics of the six instructional units presented are historical and theoretical considerations, trait- and factor-based theory, developmental vocational theory and other approaches, and other factors in vocational development. (MN)