Looking more skilful by the day (Image: Nick Koudis/ Digital Vision/Getty)

IS POKER a game of skill or luck? For regular players that’s a no-brainer, but showing that skill wins out has proven surprisingly difficult for mathematicians. Now two studies that tapped the vast amounts of data available from online casinos have provided some of the best evidence yet that poker is skill-based. Many hope that the results will help to roll back laws and court decisions that consider poker gambling, and therefore illegal in certain contexts.

Most players insist that poker is predominantly skill. “I depended solely on that …