Cricketer. .. .An IR (at the end of basic training) is merely a test to let you fly an aircraft as a single pilot in Instrument conditions , as its name suggests. It is not a personality test or anything the like and neither should it be, it is a handling test.. .. .An airline wants someone with an IR to show that they are able to fly but it is then the airline who has to decide if you will fit in with the company culture. Each airline is different in its ways from the British Airways to the Ryanairs.. .. .I am sure in what ever field you have come from that you have worked with people who are academicaly qualified and able to do the job but are an absolute nightmare to work with. There are also people who have the academics who still cant do the job. The airline industry is the same but generaly as flight crew you work much closer to your workmates than in an office. It is also much more safty critical that you are able to interact as a team.. .. .CRM is taught on the MCC course but if your a prat to start with the MCC will teach you nothing.