Assuming the conclusions of the article are correct, Boeing is yet another company driven to disaster by the desire to put someone in charge who isn't an expert

Assuming the conclusions of the article are correct, Boeing is yet another company driven to disaster by the desire to put someone in charge who isn't an expert on the product the company sells. Let's discuss. When does it makes sense to put a non-product-person in charge? Why, beyond the old stock price pump-n-dump? Any counterexamples where it worked for a while and then the wheels came off?