TI
GlobalFounded 1981

Thomas International Ltd

DISC, GIA & TEIQue, used by Volvo, Rolls-Royce, Specsavers

1981
Founded
60+
Countries
20 min (5 sub-tests)
GIA duration
4
DISC dimensions

Thomas International provides the DISC behavioural assessment, the General Intelligence Assessment (GIA), and the Trait Emotional Intelligence Questionnaire (TEIQue). The GIA is one of the fastest cognitive ability tests available, 5 tests in 20 minutes measuring mental processing speed.

Test Formats & Structure

General Intelligence Assessment (GIA)

Hard
20 min
N/A Q
5 sub-tests: reasoning, perceptual speed, number speed, spatial, word meaning

Personal Profile Analysis (PPA/DISC)

N/A
8 min
24 Q
Forced-choice word groups, 4 DISC dimensions

Trait Emotional Intelligence Questionnaire (TEIQue)

N/A
20-30 min
153 Q
Rating scale, 15 emotional intelligence facets

High Potential Trait Indicator (HPTI)

N/A
10-15 min
78 Q
Rating scale, 6 leadership traits

Sample Questions

Example questions in the style of this publisher's assessments.

Logical Reasoning (GIA)

GIA Reasoning: If all Bloops are Razzies and all Razzies are Lazzies, are all Bloops definitely Lazzies? (A) Yes (B) No (C) Cannot determine

If Bloops ⊆ Razzies and Razzies ⊆ Lazzies, then Bloops ⊆ Lazzies. Answer: Yes. GIA reasoning tests syllogistic logic. Practice these patterns.

Number Speed (GIA)

GIA Number Speed: 47 + 38 = ? (A) 75 (B) 85 (C) 95 (D) 105

Answer: 85. GIA number speed tests basic arithmetic at high speed. Practice mental addition, subtraction, and multiplication.

Companies Using Thomas International

Volvo
Rolls-Royce
Specsavers
Rentokil
Compass Group
Biffa
Wates Group

Expert Preparation Tips

1

GIA is extremely fast, 20 minutes for 5 sub-tests. The perceptual speed sub-test is particularly challenging.

2

DISC has no right or wrong answers. Answer based on your natural work style, not your ideal self.

3

The GIA perceptual speed test involves identifying matching symbols quickly. Practice visual scanning exercises.

4

Thomas International tests are common in UK SMEs and mid-market companies.

Frequently Asked Questions

What is the Thomas GIA test?

The General Intelligence Assessment (GIA) measures mental processing speed across 5 sub-tests: Reasoning (syllogisms), Perceptual Speed (symbol matching), Number Speed (arithmetic), Spatial Visualisation (3D rotation), and Word Meaning (vocabulary). Each sub-test is 4 minutes.

What is DISC?

DISC measures work style preferences across 4 dimensions: Dominance, Influence, Steadiness, and Compliance. Thomas's version is called the Personal Profile Analysis (PPA). There are no right or wrong DISC profiles.

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