Remembering the political failings pre-war, the British public were ready for change even if it meant rejecting Churchill, their war-leader. War hero Gibson would have been seen as 'old school', too, with socialist principals being the big attraction after WWII.
Tragically, for the future of Britain's productivity, there remained a gulf between workforce and management understanding with resultant strike action transferring much of what we were trying to produce to those who had lost the war. How they would have looked on in disbelief as we crippled ourselves with the 'British Disease'.
'Find your enemy and shoot him down - everything else is unimportant.'