Riso-Hudson Enneagram Type Indicator – RHETI Sampler
A 36-item forced-choice self-report personality assessment designed to identify an individual's dominant Enneagram personality type.
Scale Development & Technical Details
Scale Overview
The Riso-Hudson Enneagram Type Indicator – RHETI Sampler was developed by Don Richard Riso, Russ Hudson (2006). It is designed to measure Enneagram Personality Types. The scale is intended for use with Adults.
Scale Structure
This instrument consists of 36 items organized into 9 factors/subscales: Type One (Reformer), Type Two (Helper), Type Three (Achiever), Type Four (Individualist), Type Five (Investigator), Type Six (Loyalist), Type Seven (Enthusiast), Type Eight (Challenger), Type Nine (Peacemaker).
| Factor / Subscale | Items | N |
|---|---|---|
| Type One (Reformer) | 1,3,7,15,21,30 | 6 |
| Type Two (Helper) | 5,8,10,13,17,20 | 6 |
| Type Three (Achiever) | 3,9,13,18,31,36 | 6 |
| Type Four (Individualist) | 1,10,15,18,28,31 | 6 |
| Type Five (Investigator) | 5,11,17,20,22,28 | 6 |
| Type Six (Loyalist) | 12,16,19,23,27,32 | 6 |
| Type Seven (Enthusiast) | 4,9,19,24,26,30 | 6 |
| Type Eight (Challenger) | 2,7,11,14,16,25,29,33,34 | 9 |
| Type Nine (Peacemaker) | 2,6,12,14,22,29,33,34,35 | 9 |
Response Format
Respondents rate each item using a custom response format.
Response anchors: A = First statement, B = Second statement.
Scoring
Items are scored by subscale, with each subscale sum representing a distinct dimension.
Total scores range from 0 to 36. Interpretation guidelines:
- Dominant Type is indicated by the subscale with the highest total score.: 0 – 36
Psychometric Properties
Internal Consistency: The scale has demonstrated good to excellent internal consistency with reported Cronbach’s alpha values of The full 144-item RHETI has demonstrated high internal consistency and test-retest reliability..
Administration
The scale is self-administered and typically takes approximately 10 minutes to complete. It can be administered individually or in group settings. No special training is required for administration.