Paul Sas is a Stanford-trained experimental psychologist. He's honed his expertise as an experimental designer of products and prototypes at leading Silicon Valley firms. He's practiced developing software reframings and tools for individuals and small businesses. Before founding Motivation Engineers, he was Intuit's Behavioral Economist, and he has collaborated frequently with Dan Ariely and Irrational Labs. More detail here.
Motivation Engineers team includes long-term collaborations with leading behavioral economics research teams, data scientists, software engineers and user experience analysts in the field.