We're at university together <a href=" http://goldentabs.com/categories/Heart-Disease/Buy-Cheap-Coreg.html#pineapple ">carvedilol generic for coreg</a> Second, before the two Koreans were Koreans, in the cockpit, they were pilots. And being a good pilot, a pilot who respects authority and gets promoted, means adhering to a set of protocols within the profession. One is called Crew Resource Management, or CRM. It's basically a set of psychological tools to help human beings, particularly those in a hierarchical social structure, accept and receive input during moments where subordinates must be seen as equals. Practically, it sounds a bit like dialectical therapy. First, get the attention of the superior respectfully. Say his name. Then, describe what you see as the problem. Then, prescribe a solution. Then, ask if the superior agrees. "Captain, I notice we're under-speed. I think we should fly a go-around. Do you agree?"