Same flight, other seat. Ted has Kerouac and Beard has a history of football tactics, which tells you who did the homework. Beard went on to frame a diagram called the Inverting the Pyramid of Success on the office wall. The show named the season two finale after it.
Season 2, Episode 12, "Inverting the Pyramid of Success" · Coach Beard
Beard's reread: Inverting the Pyramid
The season two finale is titled Inverting the Pyramid of Success, and Beard is reading the book in it. Book Riot says he is shown with it several times. M.B. Davis's Medium series on Beard's books saw it too. Wilson's tactics history, back for a second season. Beard reads it on the plane in the pilot and again in the episode named after it. That's the closest the show has come to a thesis statement.
Season 3, Episode 2, "(I Don't Want to Go to) Chelsea" · Ted Lasso · Office
Ted borrows Beard's book: Inverting the Pyramid
Beard walks into the office and finds Ted holding Inverting the Pyramid. Ted says he is taking a peek at one of the strategy books Beard always has his nose in. Two seasons in, the head coach is reading up on the sport. Wilson's book makes its third appearance and its first in Ted's hands. Ted has coached a Premier League side for two seasons on vibes. He is cramming now.
Jonathan Wilson's 2008 history of how football formations evolved from lineups stacked with forwards to teams that barely play one. It is the closest thing the sport has to a textbook. Beard keeps coming back to it for three seasons, so somebody at Richmond is getting graded.