By Todd A. Ward, PhD, BCBA-D
President, bSci21Media, LLC
“Eat all of your vegetables and you can have dessert.” That’s Grandma’s Rule, and everyone grows up hearing it.
Turns out Grandma’s Rule has its base in a scientific principle known as the Premack Principle. Business Analysis Times recently wrote about it and Aubrey Daniels’ book Bringing Out the Best in People.
David Premack first wrote about the principle in 1959, which states that…
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