The factor structure of Holland's hexagonal model as shown in the Self-Directed Search (SDS) has received extensive attention across the world. The goal in creating the SDS was to equip guidance counselors and services with information about adults' personality types, interests, preferences, and career options. More precisely, the SDS items assess…

This study examines the impact of an experiential service-learning project designed to help high school students begin to choose a career path and increase college students' understanding about how to make career decisions. In the study, two groups of college students attended information sessions on career advising. The first group then helped…

Using Item Response Theory (IRT) and Confirmatory Factor Analysis (CFA), the goal of this study was to select a reduced pool of items from the French Canadian version of the Self-Directed Search--Activities Section (Holland, Fritzsche, & Powell, 1994). Two studies were conducted. Results of Study 1, involving 727 French Canadian students,…

A career interest inventory, the Chinese Career Key (CCK) adapted from the Career Key based on Holland's theory of vocational choice, was studied. The purpose of the study was to further examine the psychometric qualities and user satisfaction of the CCK by comparing it to the Self-Directed Search. Students at a girls' public high school (N = 130)…

Describes two new measures of consistency which refer to the extent to which more closely related scale types are found together in Holland's Self-Directed Search sort. One measure is based on the hexagonal model for use with three-point codes. The other is based on conditional probabilities for use with two-point codes. (Author/ABL)

Discusses general issues and concerns relative to the adaptation of paper-pencil assessment instruments to computerized formats. Describes and evaluates Self-Directed Search computerized version (SDS-CV). Presents strengths and weaknesses of the SDS-CV and makes recommendations for its use. (Author/ABL)

Assessed predictability of Holland's Investigative personality--Self-Directed Search (SDS)--and three consistency levels over seven-year period. Results indicated that for Investigative-type males, SDS has moderately high efficiency in predicting actual job entry, graduate major, and ideal and projected career plans. Differential predictability of…

Findings suggest that a woman will obtain a different Holland code depending on what instrument or what set of scales within an instrument is used to establish that code. This phenomenon could reflect sample characteristics equally as much as any bias in the measures. (Author)

Holland types characterizing 34 occupational groups are reported for Self-Directed Search (SDS) standard scores. Results are compared with the Holland types obtained raw scores. Results imply that SDS standard scores are more accurate than raw scores in describing the Holland types of occupational groups. (Author)

Studies social personality types and assesses the relationship of Holland's secondary construct of consistency to persistence in college and academic achievement. Results indicated that, for both persisters and nonpersisters in college, subjects with higher levels of consistency achieve higher college grade point averages than subjects with lower…

A total of 211 male and 353 female gifted high school juniors completed the Vocational Identity Scale of Holland et al.'s My Vocational Situation (MVS) and the Self-Directed Search. Results suggested that vocational identity was not related to consistency or differentiation, either because the MVS may be inaccurate or the gifted population may be…