The Root Of All Business Podcast

EP60 Understanding & appreciating our differences at work

Tina Hallis, Ph.D. is certified in Positive Psychology, an Authorized Partner for Everything DiSC®, and a Professional Member of the National Speakers Association. She is the author of Sharpen Your Positive Edge: Shifting Your Thoughts for More Positivity & Success. Tina worked for 20+ years in biotechnology before discovering Positive Psychology in 2011.

Seeing the powerful impact of this information, she decided hang up her lab coat and create her own company, The Positive Edge. She has taught thousands of people that positivity is a choice and how to make that choice easier so they can bring their best to their work and life.

Free article, “Kickstart Your Positive Performance Culture.” go to


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