... in a long time in a non-equestrian publication is by Frances Sellers and is in this morning's Washington Post. Sellers makes dressage understandable as a sport, not just "an easy target" that symbolizes ludicrous horse activity.
A sample: "The cavalry, believe it or not, is the source of all this fancy hoofwork. As long ago as 430 B.C., the Athenian historian and hippophile Xenophon wrote treatises on training obedient, agile — and, yes, showy — mounts for military purposes, and the regimented displays of Vienna’s Lipizzaner stallions reflect those combative roots."
A piece that knows its stuff. Read it here.