🧩 Models & personality profiles
Personality & conflict models
Profile models applied to negotiation: DISC (W. M. Marston), Big Five (Costa & McCrae), Process Communication (T. Kahler), Thomas-Kilmann (TKI), social styles (Merrill & Reid).
Full detail in the “Origin & history” section below.
Author of the library
Negotiation lecturer at KEDGE Business School
A rare threefold background serving negotiation: teaching, commercial justice and audit, backed by experience as a company director in Bordeaux.
Social Styles are a behavioural reading grid that classifies counterparts into four profiles - driver, expressive, amiable and analytical - along two observable axes: the degree of assertiveness (self-affirmation) and the degree of emotional expressiveness (affective responsiveness). In negotiation, this mapping serves to quickly identify the other party's dominant style, then to adapt one's pace, argument and relational register to reduce friction and increase influence. Its strength lies in the fact that it is based on visible behaviours rather than on supposed inner traits, which makes it usable in real time. It is a tool of relational flexibility, not a system for the fixed boxing of people.
At a glance
Vigilance: low (3.5/10) · Preparation required: 7/10
Indicative profile: it situates the “Models & personality profiles” family as the Models & personality profiles school practises it, not this technique taken in isolation. Techniques from the same family and school therefore share the same profile. NEGOCOACH editorial rating out of 10, non-experimental · the higher the “relational risk” value, the more costly the technique is to the relationship.
NEGOCOACH assessment
Tactical potential 6.7/10 (effectiveness, impact, discretion) and vigilance low (relational and ethical risk): two distinct readings, deliberately never merged into a single score that would reward risk. NEGOCOACH editorial rating calibrated from the “Models & personality profiles” family and the “Models & personality profiles” school. Each criterion is rated out of 10; click to understand what it measures.
How far the technique can carry the negotiation in the intended direction when it is well executed.
Strength of the effect produced on the counterpart's perceptions, emotions and decisions.
How hard it is for the other party to notice the technique is being used. A high value = very discreet.
The information, analysis and rehearsal required upfront to use it effectively.
Potential cost to the relationship and to trust if the technique is spotted, refused or fails. A high value = riskier.
Moral acceptability: fairness, transparency and respect for the counterpart's autonomy. A high value = more defensible.
Documented school
The school this technique stems from is documented by recognised work and established practice, without experimental consensus. This indicator qualifies the school, not this technique taken in isolation.
Indicative NEGOCOACH editorial rating, for teaching purposes. For “Relational risk”, a high value signals a cost to the relationship, not a quality.
A model developed by two American industrial psychologists, David W. Merrill and Roger H. Reid, from research conducted in the 1960s to predict managerial, sales and leadership performance. Formalised in their reference book "Personal Styles & Effective Performance" (Chilton/CRC Press, 1981). It belongs to the lineage of behavioural psychology (behaviourism, with a claimed affiliation to B. F. Skinner): the authors favour the observation of manifest behaviours rather than the inference of internal traits. The model is then widely disseminated in sales and management under the brands "Social Style" (TRACOM Group), and is part of a broader family of related two-axis typologies (Marston's DISC, Insights, Process Communication).
The model positions each person on a 2x2 matrix formed of two observable dimensions. First axis, assertiveness: the tendency to affirm, direct, impose one's point of view ("tell" vs "ask"), detectable in speech rate, volume and initiative-taking in the exchange. Second axis, emotional expressiveness (responsiveness): the degree of externalisation of emotions and of orientation towards the relationship ("controlled" vs "emoting"). The crossing produces four styles: the driver (assertive + low expressive: results-oriented, direct, hurried), the expressive (assertive + expressive: idea-oriented, enthusiastic, seeking recognition), the amiable (low assertive + expressive: relationship-oriented, cooperative, seeking security and harmony), the analytical (low assertive + low expressive: fact-oriented, cautious, demanding on precision). Operationally, the technique consists of (1) diagnosing the dominant style from verbal and non-verbal signals, then (2) exercising one's "versatility" by adjusting one's own behaviour to the other party's style.
Application by context
The seller who identifies an analytical buyer replaces their enthusiastic pitch with a quantified demonstration, client references and detailed documentation, where they would serve the expressive style an inspiring vision and a valorisation of their status as an early adopter.
The buyer notices they are facing a salesperson of the driver style, so gets straight to the point on price and deadlines, frames the meeting with a tight agenda and avoids the relational small talk that would irritate this hurried profile.
In a negotiation with labour partners, the HR director adjusts their approach according to the delegates: budget evidence and industry benchmarks for an analytical representative, concrete guarantees of job security and attention to concerns for an amiable counterpart.
Facing a crisis situation, the negotiator first decodes the emotional register of the barricaded person: a warm and reassuring tone if they are expressive and seeking recognition, calm factuality and clear steps if they are more controlled and analytical.
A minister in a coalition negotiation adapts their discourse to each party leader: an argument of results and leadership facing a driver profile, storytelling and media visibility offered to an expressive profile hungry for recognition.
The estate agent detects that a buyer couple combines an amiable spouse (concerned with the neighbourhood, the school, the quiet) and an analytical spouse (attentive to the technical survey and the price per m2), and structures their presentation to respond separately to each one's needs for security and for evidence.
In an international negotiation, the negotiator modulates their reading of styles by taking cultural norms into account: a low-expressive Japanese partner must not be classed as a "cold analytical" without accounting for local codes of emotional restraint, on pain of misinterpretation.
During an inheritance division, the mediator adapts their conduct of the interview to each heir: precise framing and supporting documents for the analytical sister, acknowledgement of affect and preservation of the bond for the amiable brother who dreads the family break-up.
Counter-techniques
Negotiation is also played on defence. Here is how to recognise this technique when it is used against you, and turn it around.
The signals that give it away
The counters that defuse it
Turn it into an advantage
Name the manoeuvre: said out loud, a technique loses most of its power.
Reacting emotionally instead of coming back to the facts.
Strengths: a simple tool, memorable and actionable in real time; based on observable behaviours rather than on intrusive personality tests; concretely improves listening and adaptation, hence the relational quality of the negotiation; a common language useful for debriefing a sales team. Weaknesses: limited scientific validity (like most box-based typologies, it suffers from weak empirical support and a risk of the Barnum effect); reduces human complexity to four boxes and neglects context, mood and intra-individual variability; the "on the fly" diagnosis is often erroneous and projective; a risk of stereotyping and manipulation if the tool serves to label rather than to better understand.
Particularly useful in relational selling and in repeated negotiation where one has the time to observe the counterpart (face-to-face meetings, long cycles, key accounts). Valuable for training sales teams or managers in relational flexibility and for preparing a meeting with a known counterpart. Less relevant in very short, purely transactional or multilateral negotiations with high collective stakes, where individual diagnosis is too unstable. To be combined imperatively with the analysis of interests and of the balance of power, which it does not replace.
Sales · B2B selling: a sales engineer adapting to an analytical buyer, A representative scenario widely documented in sales training. A sales engineer with a naturally expressive style prepares a meeting with a technical director whose written exchanges are brief, factual and centred on specifications. Diagnosing an analytical profile, he drops his storytelling pitch and arrives with a quantified file, a comparative test bench and verifiable references, leaving his counterpart time to ask questions without pressing him. The meeting, instead of stalling on the irritation of a decision-maker swamped with enthusiasm, advances on the ground of evidence. This type of case illustrates the logic of the model without being attributable to a specific named transaction.
Business · Building a negotiation team with complementary styles, A classic scenario in sales-team management. A sales director builds the pair that will negotiate a strategic framework contract by deliberately pairing a driver profile, capable of holding the frame, the tempo and the close, and an amiable profile, tasked with maintaining the relationship, defusing tensions and reassuring the counterpart. The complementarity of styles makes it possible to cover both firmness on substance and warmth on form. The example, representative of business practices, is not attached to any identified organisation so as not to ascribe facts to a real company.
To recognise that you are being "typed": be wary of a counterpart who suddenly adopts exactly your pace, your vocabulary and your stated priorities - a mirror too perfect to be spontaneous. To defend yourself, stay focused on your interests and your objective criteria rather than on relational comfort: a flatterer who offers you recognition or security may be seeking to bypass the examination of the facts. Deliberately vary your register to make your profile less readable, and always demand verifiable elements whatever the tone used. Finally, remember that feeling "well understood" is not an argument: dissociate the quality of the relationship from the quality of the offer.
Limits: the model has a weak empirical base and does not meet the validity and reliability criteria of serious psychometric instruments; it captures surface behaviours, not the deep structure of personality, and the improvised diagnosis is unreliable. Ethically, the line is thin between adapting (legitimate, respectful) and manipulating (instrumentalising the other's need for recognition or security). Responsible use presupposes treating the grid as a revisable hypothesis, never as a truth about the person, avoiding any stigmatising labelling, and not using it to exploit vulnerabilities. It in no way dispenses with the analysis of interests, options and the BATNA.
Related techniques and models: DISC (William Moulton Marston, derived from "Emotions of Normal People", 1928), very close in its two-axis structure; the Insights Discovery model and Process Communication (Taibi Kahler); the MBTI for psychological preferences; calibration and synchronisation from NLP; more broadly, active listening and mirroring, as well as "tactical empathy" (Chris Voss) which pursue the same objective of adapting to the counterpart by other means.
Quick exercise
Answer in your head, then reveal the solution. Memory is built through active recall.
Frequently asked questions
Social Styles are a behavioural reading grid that classifies counterparts into four profiles - driver, expressive, amiable and analytical - along two observable axes: the degree of assertiveness (self-affirmation) and the degree of emotional expressiveness (affective responsiveness). In negotiation, this mapping serves to quickly identify the other party's dominant style, then to adapt one's pace, argument and relational register to reduce friction and increase influence. Its strength lies in the fact that it is based on visible behaviours rather than on supposed inner traits, which makes it usable in real time. It is a tool of relational flexibility, not a system for the fixed boxing of people.
Yes. Used in good faith it stays within a fair negotiation: it structures the exchange without deceiving the other party. Being transparent about your intentions strengthens the long-term relationship.
Reacting emotionally instead of coming back to the facts. The right reflex: slow down and reformulate.
NEGOCOACH does not assess the experimental validation of this technique in isolation. What we document is the grounding of its source school (Models & personality profiles): documented school. Full detail is in the "At a glance" section of this page.
Practise with AI
Copy, paste into your assistant, replace the [brackets]. Works with ChatGPT, Claude, Gemini, Mistral, Perplexity.
Build your plan before the meeting
You are an expert negotiation coach. Help me prepare to use the "Social Styles" technique in the following situation: [describe your situation]. Give me: the conditions for success, a 3-step script, my counterpart's likely objections and how to answer them.
Rehearse against an AI counterpart
Play the role of my counterpart in a negotiation. I am going to test the "Social Styles" technique. React realistically and with resistance, do not give in too quickly, then at the end analyse my performance and suggest 3 concrete improvements.
Analyse a past negotiation
Here is how my negotiation went: [paste the exchanges]. Analyse whether the "Social Styles" technique was used well, what worked, the mistakes made, and spell out precisely what I could have done better.
References
Founding works of the 🧩 Models & personality profiles school this technique belongs to.
Emotions of Normal People (origine du DISC)
BookW. M. Marston · 1928
Revised NEO Personality Inventory (Big Five)
Ouvrage de référenceP. Costa & R. McCrae · 1992
Thomas-Kilmann Conflict Mode Instrument
OutilK. Thomas & R. Kilmann · 1974
The Process Communication Model
OuvrageT. Kahler · 1982
Profile models applied to negotiation: DISC (W. M. Marston), Big Five (Costa & McCrae), Process Communication (T. Kahler), Thomas-Kilmann (TKI), social styles (Merrill & Reid).
On video
Videos to picture Social Styles and anchor it through examples.
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Technique map
Every technique sits within a network: what it draws on, what it combines with, where it applies, and how to defend against it.
Spot its signals, neutralise it and turn it around with the defensive playbook on this page.
See the counter-techniquesSocial Styles are a behavioural reading grid that classifies counterparts into four profiles - driver, expressive, amiable and analytical - along two observable axes: the degree of assertiveness (self-affirmation) and the degree of emotional expressiveness (affective responsiveness). In negotiation, this mapping serves to quickly identify the other party's dominant style, then to adapt one's pace, argument and relational register to reduce friction and increase influence. Its strength lies in the fact that it is based on visible behaviours rather than on supposed inner traits, which makes it usable in real time. It is a tool of relational flexibility, not a system for the fixed boxing of people.
Name the manoeuvre: said out loud, a technique loses most of its power.
Reacting emotionally instead of coming back to the facts.
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