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Development of the Trauma Research Institute Grooming Scale for Educational Settings (TRIGS-E)
Katherine E Metcalf1, Kenneth J Thompson1, Lillian Mecum1
1Alliant International University-San Diego, CA, USA.
Journal of Interpersonal Violence
|April 21, 2026
Summary
This study identified two key sexual grooming behaviors: Desensitization (DS) and Relationship Enhancement (RE). DS behaviors are clear red flags, while RE behaviors show less consensus, highlighting the need for better detection tools in schools.
Area of Science:
- Child Psychology
- Forensic Psychology
- Educational Psychology
Background:
- Sexual grooming, a precursor to sexual abuse, lacks a universally agreed-upon definition.
- Existing measures for sexual grooming often assess behaviors after abuse has occurred.
- A validated forensic tool is needed to proactively identify grooming behaviors, particularly in educational settings.
Purpose of the Study:
- To develop an initial stage of the Trauma Research Institute Grooming Scale (TRIGS) for assessing sexual grooming.
- To investigate the categorization of grooming behaviors within the educational context.
- To differentiate between grooming behaviors and those potentially exhibited by well-intentioned individuals.
Main Methods:
- Surveyed 99 psychologists and educational professionals.
- Developed and tested items for the Trauma Research Institute Grooming Scale (TRIGS).
- Analyzed responses to identify distinct subcategories of grooming behavior.
Main Results:
- Confirmed two subcategories of grooming behavior: Desensitization (DS) and Relationship Enhancement (RE).
- Desensitization (DS) behaviors were consistently identified as clear indicators of grooming and reportable 'red flags'.
- Relationship Enhancement (RE) behaviors showed less consensus among professionals regarding their problematic nature and reportability.
Conclusions:
- The findings support the existence of two distinct categories of sexual grooming behaviors.
- The initial development of TRIGS shows promise for improving the detection and prevention of sexual grooming in schools.
- Further research and validation of TRIGS are warranted for clinical and forensic applications.
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