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Authors

OKChess.org is written by named journalists. Every article carries a byline, and every byline links here. Reporters disclose digital-asset holdings and may not trade in instruments they cover — see our editorial standards.

Marta Alvarez

Markets Editor · London

Marta covers digital-asset markets and exchange structure. She spent eight years reporting on fixed income before moving to crypto in 2019, and edits OKChess.org's daily markets coverage.

  • Market structure
  • ETFs
  • Derivatives

marta.alvarez@okchess.org

Lena Tanaka

Protocols Reporter · Berlin

Lena writes about protocol engineering, rollups and network security. She previously worked as a distributed-systems engineer and reads specifications so readers do not have to.

  • Rollups
  • Consensus
  • Security

lena.tanaka@okchess.org