Bill Bonnstetter

@bbonnstetter

Founder and chairman of Target Training International (@TTIResearch) and TTI Performance Systems (@TTIAssessments).

TTI re-released the book that started #DISC. Have you read Marston's "Emotions of Normal People" yet? #ttiMarston

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850 days ago

TTI re-released the book that started #DISC. Have you read Marston's "Emotions of Normal People" yet? #ttiMarston

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