This was more of a booklet than a book, but it was short and convincing. Gonna try and start at 135x20 and work my way to 225x20 over the course of the six weeks. Stay tuned!

★★★★

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About Super Squats

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About the author

I'm Justin Duke — a software engineer, writer, and founder. I currently work as the CEO of Buttondown, the best way to start and grow your newsletter, and as a partner at Third South Capital.

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