At a time when Elon Musk’s so-called Department of Government Efficiency (Doge) is hogging the headlines for attempting to shred the federal government, I wanted to learn from the Doges of a different age. I draw five lessons, many of them still relevant today.

Here’s who is working with Elon Musk at the U.S. DOGE Service — also known as the Department of Government Efficiency — to makes changes across the federal government.

Out of the 11 people from Arizona who participated in the focus group held by Engagious and Sago, eight supported Musk.