About DDI
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DDI Founders
William C. Byham, Ph.D., and the late Douglas W. Bray, Ph.D., founded Development Dimensions International (DDI) in 1970 to create and implement assessment centers that would provide behavioral data for hiring, promotion and employee and management development decisions for businesses.
Corporate Responsibility
DDI is proud to be a leader in the talent management industry. But we’re most proud of is our commitment to helping the communities in which we are located. We strive to make a difference in two major ways.
