BASIL - since you asked ATPL/FI/IR, 32 plus types flown, in excess of twenty years experience in Aviation Human Factors, including academic research, published papers, training of crews from over twenty five countries worldwide!
I only questioned the need to leave flight decks on short haul flights, not long haul, by that I mean flights up to say three hours.
Last edited by athonite; 28th Mar 2015 at 23:27.