I don't have the data, but I think a good case study is the company MITRE.
Originally it was engineers from the top down, but over the last 15-20 years those leaders with engineering backgrounds have retired and been replaced by non-engineer MBA's. And the more I look around, the more I see that as a common trope is the US.
Originally it was engineers from the top down, but over the last 15-20 years those leaders with engineering backgrounds have retired and been replaced by non-engineer MBA's. And the more I look around, the more I see that as a common trope is the US.