Big 5 Personality Traits
Introductory Matter
Origins and theory.
Big 5 - The Origins
The big 5 was initially developed via the lexical hypothesis. All the words which described human...
Development and Theory
The inception of the big five theory relied upon the assumption that language was a good tool for...
Introduction to Various Big 5 Systems
Unlike some personality systems where someone originates the theory and every subsequent writer h...
Big 5 Trait Descriptions
Comprehensive descriptions of all 5 traits across various different versions of the system. This ...
Extraversion (S/R)
High Scorers: SocialLow Scorers: Reserved NEO E1: FriendlinessHigh Scorers: Make friends easily...
Neuroticism (L/C)
High Scorers: LimbicLow Scorers: Calm NEO N1: AnxietyHigh Scorers: Worry. Fearful. Stressed out...
Conscientiousness (O/U)
High Scorers: OrganisedLow Scorers: Unorganised NEO C1: Self-EfficacyHigh Scorers: Complete tas...
Agreeableness (A/E)
High Scorers: AccommodatingLow Scorers: Egocentric NEO A1: TrustHigh Scorers: Trusting. Regard ...
Openness (I/N)
High Scorers: InquisitiveLow Scorers: Non-Curious NEO O1: ImaginationHigh Scorers: Vivid imagin...
All Descriptions in one Page
Extraversion (S/R) High Scorers: SocialLow Scorers: Reserved NEO E1: FriendlinessHigh Scorer...
The NEO
Explanation and description of the big 5 traits according to the six facet versions of the system.
The NEO PI-R and the IPIP
The Revised NEO Personality Inventory (NEO PI-R) was developed by Paul Costa and Robert McCrae fr...
Openness (to experience)
Listed below are the facets that comprise the trait Openness according to the IPIP. O1: Imaginat...
Conscientiousness
Listed below are the facets that comprise the trait Conscientiousness according to the IPIP. C1:...
Extraversion
Listed below are the facets that comprise the trait Extraversion according to the IPIP. E1: Frie...
Agreeableness
Listed below are the facets that comprise the trait Agreeableness according to the IPIP. A1: Tru...
Neuroticism
Listed below are the facets that comprise the trait Neuroticism according to the IPIP. N1: Anxie...
NEO Domains
This is a version of the NEO (both are the work of Costa & McCrae) that tries to summarise the bi...
The BFAS
Description of the BFAS and comparison with the NEO.
AB5C
A few articles outlining the AB5C version of the big 5 theory.
Applying the Theory
How to use the big 5 theory once you have grasped the fundamental concepts.
How to use the NEO
If you have read the previous pages in this wiki you should now have a basic grasp of the five tr...
What constitutes a "moderate" score?
It's important to know what qualifies as a moderate score. Many people have a tendency to overest...
Example of a NEO analysis
This page will guide you through an example of a thorough big 5 analysis. Instead of analysing a ...
How to write a big 5 comment
At the time of writing, the convention for moderating profile comments on PDB is that a comment m...
Using the BFAS
Basic Method This article will show you how to type someone using the BFAS, an alternative to th...
SLOAN
A description of the SLOAN system and how it relates to the Big 5.
What is SLOAN and why is it featured on PDB?
SimilarMinds.com is a website, which is apparently managed by Tim Flynn. Tim Flynn does not appea...
Big 5 Results & SLOAN Codes
There are only one or two sites that will give you big 5 test results in the form of SLOAN codes....
Expanded SLOAN Codes
Limitations of PDB's SLOAN System The PDB voting engine only allows for 32 SLOAN types, offering...
Are SLOAN and OCEAN different systems?
Primary Argument Some PDB users have made the claim that SLOAN is actually a distinct system, wh...
Assorted Questions and Issues
An FAQ style chapter, which will tackle the most commonly covered topics on the PDB Big 5 forum.
Correlations Between Big 5 Traits and Other Systems
Introduction There are studies which have attempted to map correlations between the big 5 and ot...
How can I tell if I'm RLUEI or SLUEI?
This question (substituted with different SLOAN types) is possibly the most frequently asked ques...
Can my Big 5 Change?
Yes Whilst a certain degree of development with age is outlined in the MBTI orthodoxy (e.g. the ...
Why are Some SLOAN Types Better Than Others?
It has been noted by many PDB users that unlike other systems (Enneagram, MBTI) SLOAN types don't...
Settling on a Big 5 type
Inconsistent Results Choosing a SLOAN type is a complicated issue. Due to the inadequacy of the ...
Why You Can't Rely on SLOAN Type Descriptions
For anyone who has read the rest of this big 5 wiki it will be obvious that the big 5 is not a ty...
Is 16personalities.com Basically Just a Big 5 Test?
This article will compare and contrast the items from the 16p test with the items from the NEO an...
What is HEXACO?
HEXACO builds on the work of the Big Five and adds a 6th personality factor: Honesty-Humility. Th...
Are all 30 NEO facets equally important?
Introduction The following list cites the 30 facets of the NEO and summarises which other system...
How the Big 5 relates to each Enneagram
This article will take descriptions of each Enneagram and use them to speculate on what the typic...
How the Big 5 relates to each MBTI type
[Article based on data from PDB, early 2023] This article will take the same form as the Enneagr...
Glossary
//: Indicates the trait that is second furthest from 50% in a SLOAN code. Not a standard or neces...
Big 5 Types By Clustering (Not SLOAN)
Introduction [Important note: This article discusses big 5 types that have been derived via clus...