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Cognitive Reflection Test Leaderboard

Override intuitive wrong answers with careful reasoning. Only 17% score 7/7.

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Site Record
7/7
Global Average
1.2/7
Total Scores
3,410,000

All-Time Rankings

Higher is better · verified scores only

/ 7
Rank Player Location Score
#1
S
system2_god GOLD
🇺🇸 Chicago 7/7
#2
S
slow_think SILVER
🇩🇪 Frankfurt 7/7
#3
D
dual_proc BRONZE
🇨🇦 Waterloo 7/7
#4
B
bat_ball_k
🇫🇷 HEC Paris 7/7
#5
C
crt_perfect
🇬🇧 LSE 7/7
#6
C
crt_champ
🇸🇬 NUS 7/7
#7
L
lily_pad_pro
🇳🇱 Erasmus 7/7
#8
K
kahneman_fan
🇮🇱 Tel Aviv 7/7
#9
O
override_x
🇦🇺 ANU 7/7
#10
R
reflect_ace
🇯🇵 Waseda 7/7

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