Hi! I’m Kajetan “Kaja” Sadowski, a martial artist, writer, and consultant in Vancouver, Canada.

As of December 2023, I am no longer teaching professionally. This website is an archive of my online work published between 2016 and 2023. If you’d like to purchase a copy of my book, Fear is the Mind Killer: How to Build a Training Culture that Fosters Strength and Resilience, you can do so here.

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Blog Archive

Informal thoughts on teaching, self defense, community management, and my own development as a martial artist. All opinions expressed here are my own, and are not the official views of Valkyrie WMAA or any other organization. Contains swearing and frequent discussions of violence.

On Burnout

Today, I made the announcement to my students and colleagues that I will be taking an indefinite hiatus from teaching weekly group classes, effective immediately. This is one of the most difficult decisions I’ve ever made. I know it’s the only reasonable choice right now, and that I’ve put it off for far too long. … Continue reading On Burnout

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