Fascinating article and autobiography about Israel’s Giora Epstein (Even). He retired from the Israel Air Force at the age of 59 and then worked for 20 years as an El Al pilot. He is officially the world’s most prolific modern fighter pilot and was promoted to Brigadier General at the age of 80.
https://www.amazon.com/Hawkeye-Enthralling-Autobiography-Top-Scoring-Israel/dp/1911621963