Field Assembly Presents

Jon Thomas: A Masterclass on Systematic Jiu-Jitsu

Join us on the 6th and 7th of December for an opportunity to learn from one of the most respected minds in modern grappling, Jon Thomas.

A black belt under Lucas Lepri, Jon is known worldwide for his analytical approach to teaching.

With a background in engineering, he’s built a reputation as one of the sport’s clearest thinkers - bridging the gap between athlete and educator.

Join us on the 6th and 7th of December for two days of structured, concept-driven learning, where Jon breaks down the systems that shape high-level decision-making.

Expect deep insights, practical application, and a new way to think about the art.

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