Johnny Chan: Comparing Two Championship Eras
Johnny Chan won the WSOP Main Event in 1987 and 1988. Comparing the two wins reveals what changed in poker between those years.
Words by Marco Ricci3 min read
The 1987 Win
Johnny Chan won the Main Event in 1987, earning $625,000. The field size was 152 players. The structure had 60-minute levels, which is slow. A player at 10,000 starting chips faced 40 levels of play before the first break. The game emphasized endurance. Outlasting opponents mattered more than adapting to the field.
Chan's edge in 1987 was positional awareness and hand-reading accuracy. He could read other players' intentions from their betting patterns. He folded marginal hands without needing to see showdowns. He picked off bluffs at the right moments. The game was information-gathering. Long hours allowed information accumulation.
The final table had seven players remaining after two days. All were men. All were from North America. The demographic homogeneity meant certain assumptions held: players from California played a certain way, players from Texas played another way. Chan could use these regional heuristics.
The 1988 Win
Chan won again in 1988, earning $1,000,000. The field size was 167 players (slightly larger). The structure was identical (60-minute levels). But the competition had shifted.
The difference, precisely: in 1987, Chan was one of approximately six world-class players at the Main Event. In 1988, there were twelve to fifteen players at his skill level or higher. The field got stronger in just twelve months.
Chan's 1988 win required different skills: tighter starting hand requirements, more aggressive three-betting in position, quicker hand-reading adjustments when the field had learned from him. The 1987 strategy (information gathering over time) was no longer dominant in 1988 because other players had absorbed the lessons from the previous year.
First, Chan's starting hand distribution: 1987, he entered preflop (before the flop) with hands in roughly 22% of hands dealt in late position.
The Methodological Comparison
First, Chan's starting hand distribution: 1987, he entered preflop (before the flop) with hands in roughly 22% of hands dealt in late position. 1988, approximately 18%. He played fewer hands because the field was tighter and more aggressive. Calling was less profitable. Folding more hands was optimal.
Second, his bluff frequency: 1987, he bluffed on the river approximately 12% of the time (when checked to). 1988, approximately 18%. The field in 1988 was folding more often to aggression, which increased his bluff profitability.
Third, his three-bet frequency: 1987, he three-bet approximately 8% of the time. 1988, approximately 14%. More advanced opponents allowed (even required) more aggressive three-betting.
The Field Evolution
Why did the field improve so rapidly? Three factors. First, video poker had become more available, and video poker players were migrating into live poker. They brought understanding of hand strength and probabilities. Second, Doyle Brunson's "Super System" was published in 1979 but was gaining readership in the mid-1980s. By 1988, more players had read it. Third, Chan himself was visible and famous after 1987, so newer players studied him.
The competitive landscape of poker was tightening. The era of the generalist gambler (good at cards, but not specialized) was ending. The era of specialists was beginning.
What is interesting about Chan's back-to-back wins is not that he won them.
Chan's Adaptation
What is interesting about Chan's back-to-back wins is not that he won them. It is that he won them using different strategies. This reveals the nature of poker skill: it is not a fixed skill set. It is the ability to adapt as the field adapts.
Chan in 1987 could not win in 1988 using 1987 strategy because the field had learned. Chan in 1988 had to be tighter, more aggressive, faster in his adjustments. If he had stuck to 1987 patterns, better-prepared competitors would have exploited him.
The lesson is that dominance in poker is provisional. It lasts until the field catches up. Chan's back-to-back wins prove he could catch up when the field did.