He was defeated by Matthew Rose in March 2023 making him the former World Singles champion.
[1] He has won eight World Pairs matches (most recently partnering Harley Jones), but lost the World Pairs title in April 2022 to Larry Kahn and Jon Mapley.
[1] Barrie started playing tiddlywinks in 1984 as an undergraduate at Cambridge University,[2][3] where he is a senior lecturer in chemical engineering.
[4] He has a long rivalry with American player Larry Kahn,[2][3] with the Los Angeles Times describing them as "the Nadal and Djokovic of their game".
[1] His tiddlywinks exploits have seen him sponsored by a whisky distillery, with his image appearing on some of their bottles.