Do you know Jeff Wilke? Jeff has shaped the image of Amazon for over 22  years. He was kind of an Amazon coach for founder Jeff Bezos. And he  made a lot of good decisions for the company. We look at the factors for  product success. One is to focus on inputs rather than outputs.

„I was lucky to have him as my teacher. I learned so much from him, and  I’m not the only one. He was an incredible teacher for all of us.“ (Jeff  Bezos)