Scales

Attitudes Toward Gangs

The Attitudes Toward Gangs scale is a psychometric instrument developed by Nadel et al. and...

September 26, 2026 • Dr. Mohammed Looti
Scales

Gang Membership Inventory (GMI)

The Gang Membership Inventory (GMI), developed by Pillen and Hoewing-Roberson (1992), is a 15-item psychometric...

September 26, 2026 • Dr. Mohammed Looti
Scales

Beck Depression Inventory II (BDI-II)

A comprehensive academic and psychometric review of the Beck Depression Inventory II (BDI-II), examining its...

September 26, 2026 • Dr. Mohammed Looti
Scales

Boredom Proneness Scale

A comprehensive psychometric guide to the Boredom Proneness Scale (BPS), developed by Farmer and Sundberg...

September 26, 2026 • Dr. Mohammed Looti
Scales

Children’s Hopelessness Scale

A comprehensive psychometric guide to the Children's Hopelessness Scale (Hopelessness Scale for Children; HSC) developed...

September 26, 2026 • Dr. Mohammed Looti
Scales

Children’s Depression Inventory (CDI)

The Children's Depression Inventory (CDI), developed by Dr. Maria Kovacs, is a 27-item self-report questionnaire...

September 26, 2026 • Dr. Mohammed Looti