User blog comment:Commdor/IGN's ME3 Review-in-Progress/@comment-5503561-20120229180350/@comment-1829276-20120301180510

Well you want the cockpit to be separated since apparently aliens and dignitaries are going to be visiting the Normandy. You don't want any potential spies/terrorists rushing the cockpit.

Same goes for their trip to the conference room where you would want to know if they have any weapons on them.