Scales

Unconditional Self-Regard Scale (USRS)

The Unconditional Self-Regard Scale (USRS), developed by Nancy E. Betz and colleagues in 1995, is...

September 25, 2026 • Dr. Mohammed Looti
Scales

Your Character and Self Value

A comprehensive psychometric analysis of the 'Your Character and Self Value' branching personality typology questionnaire,...

September 25, 2026 • Dr. Mohammed Looti
Scales

Self-Determination Theory

A comprehensive academic and psychometric review of Self-Determination Theory (SDT) and its foundational measurement tools,...

September 25, 2026 • Dr. Mohammed Looti
Scales

Aspirations Index

The Aspirations Index (AI) is a foundational psychometric instrument developed by Tim Kasser and Richard...

September 24, 2026 • Dr. Mohammed Looti
Scales

Basic Psychological Needs Scales

The Basic Psychological Needs Scales (BPNS) assess the core psychological nutriments of autonomy, competence, and...

September 24, 2026 • Dr. Mohammed Looti
Scales

The Self-Determination Scale (SDS)

An in-depth academic review of the Self-Determination Scale (SDS) developed by Sheldon and Ryan, evaluating...

September 24, 2026 • Dr. Mohammed Looti
Scales

Ego Resilience Scale

A comprehensive psychometric guide to the Ego Resilience Scale (ER89) developed by Jack Block and...

September 24, 2026 • Dr. Mohammed Looti
Scales

Ego-Strength Scale

A comprehensive academic analysis of Barron's Ego-Strength Scale (Es), exploring its psychometric properties, theoretical basis...

September 24, 2026 • Dr. Mohammed Looti
Scales

Ego-undercontrol scale

The Ego-Undercontrol Scale (EU) is a validated 37-item psychometric instrument measuring individual differences along the...

September 24, 2026 • Dr. Mohammed Looti