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
Scales

Extrinsic Contingency Focus Scale

Comprehensive academic overview of the Extrinsic Contingency Focus Scale (ECFS), detailing its psychometric properties, theoretical...

September 24, 2026 • Dr. Mohammed Looti
Scales

Mental Health Locus of Control Scale

A comprehensive psychometric guide to the Mental Health Locus of Control Scale (MHLC), covering theoretical...

September 24, 2026 • Dr. Mohammed Looti