Thomas Frank highlights a core truth of coaching: guiding principles matter more than formations. How you build up. What you do when splitting centre-backs. How midfielders position themselves. How you attack wide, run in behind, and press. The system can change — 4-3-3, 4-4-2, 3-4-3 — but the principles stay the same. For Frank, football is about creating a clear framework that allows you to put the best players on the pitch, in the best possible conditions, to make the team function at its hig