Small cap, medium cap, large cap

If big company executives aren't necessarily a good fit for small companies and if small companies are the ones driving the change and the big companies need to change, does the big company executive have any role in a changing organization?

Of course, but Ben Horowitz has an interesting blog post about the mismatches between big company execs and small companies. I was just thinking a couple of steps ahead and wondering if the big companies should bring in small company executives to drive the change. A provocative thought...