John McLeod

John McLeod is a British mathematician, author, historian, and card game researcher renowned for his extensive work on tarot games and for creating pagat.com, a website containing rules for over 500 card games worldwide. He is a prominent member of the International Playing Card Society and serves as Secretary of the British Skat Association. Born in Aberdeen, Scotland, he has made significant contributions to the study and preservation of card game history.

Aberdeen, Scotland Nov 28, 1949 Wikipedia Website
Card Games History Mathematics