Sebes was one of the greatest managers of all time, implemented ideas like the sweeper keeper, deep lying forward and the total football philosophy at a time where tactical thinking was lacking and mostly confined to kick and rush football.
Having a glut of great players come through at the same time didn't hurt of course.
Jonathan Wilson's new book is on the Golden Team and is out now -
https://www.amazon.co.uk/Names-Heard-Long-Ago-Hungarian/dp/1788702263
(this isn't an ad, as much as it reads like one)