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The publisher of DiSC® assessments, Wiley (formerly Inscape Publishing), is committed to maintaining the highest standards of instrument development and application through careful research and development processes.

All DiSC instruments offer valid scores and accurate feedback to the respondent. Each instrument is designed to provide reasonably accurate interpretations or feedback based on individual scores.

Research and rigorous validation studies have made DiSC psychometric assessment products you can confidently use in business, non-profit, coaching or counseling situations. Research reports are publicly available here.

The book

Everything DiSC Manual

This 255-page manual is an essential reference tool for anyone facilitating Everything DiSC products.

Everything DiSC Manual Productive Conflict Addendum

From the DiSC Profiles blog: A Few Facts from the Everything DiSC Manual

Our most popular research reports

PDF file About Everything DiSC: Theory and Research
Explanation of the DiSC model and the research behind it.

PDF file Everything DiSC Research Report for Adaptive Testing Assessment
This report provides the validity research for the Everything DiSC assessment profiles.

PDF file How My Graph Became a Dot
How the newer Everything DiSC circle and dot representation was developed to make the model simpler, more intuitive and more relevant than the classic graph model.
PDF file Cómo mi grafo se convirtió en un punto,
The same report in Spanish.

PDF file Everything DiSC 363™ for Leaders Validation Report
PDF file How Everything DiSC® 363™ for Leaders Fits into Contemporary Leadership Theory: White Paper
The research behind the first DiSC 360. Includes both extensive validation research and a white paper on how the model fits in with other popular leadership theories.

Additional research reports on DiSC®

PDF file Comparing DiSC® to MBTI®
This brochure explains situations when practitioners will want to use DiSC: Their goal is to get people to work more effectively together; training time is limited; they want follow-up to ensure the training gets used.

PDF file DISC® Classic Validation Report
This report covers validation, reliability, validity, norms and scoring of the DiSC Classic profile.

Research on our non-DiSC products

PDF file Team Dimensions Profile 2.0 Research Report

PDF file Personal Listening Profile® Research Report