Who Created the DISC Model First?
DISC's roots trace back to 444 BC. Greek philosophers believed behaviour was shaped more by external forces than by inner instinct, pointing to four elements: water, air, fire, and earth. Empedocles' theory held that people act in four distinct ways, each element present in a different proportion and combining to produce further traits.
What Is DISC Theory?
This personality assessment tool helps you understand yourself and others at work. Organisations use the DISC profile to lift overall performance and strengthen team synergy. Every new hire and every advanced training programme benefits from knowing each individual's capabilities — and at a personal level, it sharpens how we interact and communicate tenfold.
The Development of DISC
Personality profiling through DISC may feel like a recent trend, but it isn't new at all. Its use was originally confined to the commercial sector, since the process was too costly for wider adoption.
DISC assessment was also part of the recruitment process in the US army before becoming the basis of general hiring practice. Today, computers and the internet have made the DISC model popular worldwide and turned it into a near-standard step of the hiring process.
What Does DISC Stand For?
The DISC acronym stands for the four main personality types revealed by the DISC profile assessment. Each one shapes distinct behaviour:
- Dominance: bold, direct, and result-oriented.
- Influence: warm, persuasive, and motivating.
- Steadiness: calmer and more measured than the rest.
- Conscientiousness: known for accuracy and attention to detail.
Taking this profile test brings real benefits, both for individuals and for teams as a whole.
When Did the DISC Assessment Start?
DISC is a behavioural assessment tool whose roots reach back to Ancient Greece. William Moulton Marston's model appeared in his 1928 book “Emotions of Normal People”, but the DISC personality test itself wasn't designed until almost 20 years later. Walter Clark built the first DISC profile from Marston's theory in the 1950s, creating a test called Activity Vector Analysis to assess candidates' potential.
The original assessment asked candidates to pick the adjectives that best described themselves, then answer a series of yes-no questions — choosing whichever answer suited them best.
In 1994, Inscape Publishing created a self-administered, self-scored DISC-based assessment that revealed personal behavioural patterns. It went online in 2013. These assessments remain a powerful way to read and understand the human mind, and teams today are often built to balance all four personality types.
Evolution of DISC Personality Styles
William Marston, the father of DISC theory, paved the way with a book grounded in clinical experimentation and analysis. DISC's history is rooted in research and practical application, though its assessments, reports, and delivery keep evolving. The DISC profile has now been used by more than 7 million people worldwide and remains one of the best tools for improving management today.
Other Articles About DISC Assessment
- C Type Personality & DISC
- D Type Personality & DISC
- DISC Communication Exercises: Activities For Each Style
- DISC Online Training
- DISC Personality Types: an Insight into People’s Style
- DISC Personality Profile
- DISC Personality Test: be a Cut Above the Rest by Discovering yourself
- DISC Profiles: All Personality Types Explained
- DISC Team Building Exercises: Activities to Strengthen Relationships
- DISC Training Activities: A Guide on How to Interact Better
- How DISC Works: What You Need to Know About DISC
- I Type Personality with DISC
- Videos on DISC personality test
This article was written by Marc Prager.