CD Digital Chess

The Journal

Chess articles,
backed by research.

Long-form series on how strong players and chess cultures train, think, and improve — and what coaches and students can steal for their own study.

Editorial illustration of chess study across cultures: a knight, books, an analysis notebook, and a world map in muted greens.

Featured series

4 parts · Chess training · ~30 min total

How the World's Top Chess Countries Train — and Why They Win

The Soviet school, China's Big Dragon Project, India's Anand ecosystem, Armenia's classroom mandate, Uzbekistan's golden generation, America's private-capital model, and Hungary's famous family experiment — what the winning systems share, and what they don't.

The Blueprint: How the Soviet Union Built the Chess Machine State adoption, "chess to the masses," and the Botvinnik method everyone still copies. ~8 min read The State Programs: China, Armenia, Azerbaijan & Uzbekistan Four ways a government can manufacture grandmasters on purpose. ~11 min read The Ecosystems: India's Anand Boom, American Patronage & the Polgár Experiment What happens when schools, sponsors, billionaires, and one determined family build the pipeline instead. ~10 min read The Winning Formula: What Champions' Countries Share The five recurring elements — and what to steal for your own training. ~7 min read

Latest series

3 parts · Training science · ~26 min total

The Silicon Coach: What Science Says About Training with Chess Engines

A natural experiment across the Iron Curtain, 11.6 million elite decisions, and the cognitive science of why an oracle is not a teacher — the measured gains, the hidden costs, and the protocol the evidence actually supports.

The Evidence: Engines Made Us Stronger — With a Catch What the studies actually found — and the substitution cost hiding inside the gains. ~9 min read The Mechanism: Why an Oracle Is Not a Teacher Pattern libraries, deliberation, working memory, and the honest science of overreliance. ~9 min read The Protocol: How to Use an Engine Without Letting It Use You The human–engine–human loop, level-by-level guardrails, and the ethics line. ~8 min read