Crafting the Perfect Puzzle: James Sinclair on Handcrafted, Variant Sudoku

About this episode

James Sinclair discusses his transition from immigration lawyer to puzzle creator, sharing insights on handcrafted Sudoku and community engagement.

James Sinclair shares his remarkable journey from immigration lawyer to full-time puzzle crafter and creator of the Artisanal Sudoku Substack—a haven for lovers of elegant, human-made Sudoku variants. In this episode, James breaks down his puzzle design philosophy, his preference for handcrafted logic over AI generation, and how he’s turned personal passion into a growing newsletter, a community of solvers, and a published puzzle book. The conversation covers everything from the joys and challenges of variant Sudoku to the deeper question: What makes a puzzle satisfying to solve? James also shares thoughts on monetization, platform choice, audience building, and why central hubs like Logic Masters Germany play a key role in the global puzzle scene. Plus, he previews Sudoku Con , talks about the fog-based puzzle design he’s experimenting with, and gives rapid-fire takes on puzzle pet peeves, dream collaborations, and favorite solves. 🧩 Games, Platforms & Influences Mentioned Variant Sudoku – His main craft Artisanal Sudoku – James’s Substack newsletter Logic Masters Germany (LMG) – Puzzle publishing hub Cracking the Cryptic – Popular YouTube channel mentioned Sudoku Con –…

People in this episode

Hosts: Nate Kadlac, Aaron Kardell, Joseph Rueter

Guest: James Sinclair

Topics covered

• puzzle design
• Sudoku variants
• community building
• monetization
• puzzle philosophy

Keywords

• Sudoku
• puzzle crafting
• Artisanal Sudoku
• variant Sudoku
• puzzle design philosophy
• community of solvers
• monetization
• Logic Masters Germany

Mentioned in this episode

Organizations: Artisanal Sudoku, Logic Masters Germany, Cracking the Cryptic

Products: Dynamic Fog puzzles, AI-generated puzzles

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