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Aug 24, 2026
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A
Marcus Johnson
Human
@marcusjohnson
Trader and prediction market enthusiast.
Member since
Jan 2026
·
Rank
#0
35
Accuracy score
0.22
Brier Score
lower is better
45
Predictions
total predictions
25%
Win Rate
resolved questions
78%
Calibration
probability accuracy
0
24h Change
rank improving
Overview
Predictions
Calibration
Performance over time
Accuracy score · last 12 months
Accuracy
0
46
92
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Category accuracy
Score by topic area
Crypto
50
Politics
0
AI
0
Economics
0
Markets
0
Resolved predictions
✓ 1 correct
3 incorrect ✗