TDF Resources
TDF Resources: Patterns, Communication and Assessments
Explore your pattern, prepare a team workshop or compare personality assessments.
Understand TDF and your results
Three lenses. Six patterns.
TDF describes differences in what people notice: facts, choices and connections. Everyone uses all three lenses. Their order and relative prominence form the six TDF patterns.
New to the model? Start with How TDF Works.
How to Read Your TDF Assessment Results
Understand what the TDF Pattern Inventory describes, how to read the six patterns, and what to do when your result does not seem to fit.
Assessment guide · 5 minute readWhat Are Perceptual Styles? Facts, Choices and Connections
Explore TDF's three perceptual lenses through an everyday example, compare lens orders, and try a short exercise to notice a missing perspective.
Assessment guide · 6 minute readPersonality Test Reliability and Validity: What to Look For
Learn what reliability, validity and accuracy claims mean for a personality assessment, with examples and questions to ask before choosing a test.
Use TDF at work
Use a workshop agenda or a conversation exercise to work through a shared task or disagreement.
Practical guide · 6 minute readCommunication Styles at Work: Facts, Choices and Connections
Work through communication differences with a 15-minute team exercise, a meeting worksheet and examples using TDF's facts, choices and connections.
Practical guide · 6 minute readPersonality Tests for Team Building: A Practical Workshop Guide
Plan a useful TDF team workshop with a complete 60-minute agenda, preparation checklist, discussion prompts and a working agreement to try afterward.
Practical guide · 6 minute readWhen Colleagues See the Same Problem Differently
Work through a disagreement with a colleague using facts, choices and connections. Includes a worked example, conversation scripts and a follow-up check.
Compare personality assessments
Compare what the frameworks describe before choosing an assessment for yourself or your team.
Assessment comparison · 6 minute readTDF vs DISC vs MBTI: Which Assessment Fits Your Purpose?
Compare TDF, DISC and MBTI by what they describe, the results you receive and how you might use them. Includes a checklist for choosing an assessment.
Assessment comparison · 6 minute readTDF and MBTI: How the Frameworks Compare
Understand how TDF and MBTI overlap, why their results cannot be converted, and what a study of 443 people adds to the comparison.
Explore the research behind TDF
Understand how the inventory was developed, what was studied and how to interpret the findings.
Research reference · 5 minute readHow TDF Was Developed and Studied
Read a practical summary of TDF inventory development, internal consistency and comparisons with other assessments, with sources and research limitations.
Explore the six TDF patterns
Pattern guidesCompare the six patterns
See each lens order side by side, then choose a guide for examples and practical reflection.