DiSC is a psychological instrument used to measure qualities that we cannot see or touch like intelligence, dominance or honesty. Correlations with other instruments in the field provide an opportunity to understand the relationship of a given instrument with other tools in the field. DiSC is correlated with and 16PF and MBTI-Myers-Briggs.

With 30 years of proven reliability and over 40 million users, DiSC^® Classic remains the most trusted learning instrument in the industry. It is used worldwide in dozens of training and coaching applications, including organizational development and performance improvement. Designed to complement and supplement existing training programs, DiSC Classic can help improve communication, ease frustration and conflict, and develop effective managers and teams.

The Certification mark is awarded by Inscape Publishing as evidence of meeting the highest standards of consulting. Less than 5% of all DiSC Consultants have achieved this certification.