r/DecisionTheory

3k members
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r/DecisionTheory is a subreddit with 3k members. The community frequently discusses decision, decision making, bayesian, optimization, and theory, and the most common flair used is econ, phi, psych, paper, psych, and soft.
Statistical decision theory and utility theory.

Popular Topics in r/DecisionTheory

#1

Decision

34 posts
#2

Decision Making

16 posts
#3

Bayesian

10 posts
#4

Optimization

10 posts
#5

Theory

7 posts
#6

Probability

6 posts
#7

Forecasting

6 posts
#8

Decision Making

6 posts
#9

Machine Learning

5 posts
#10

Learning

5 posts

Flair Used in r/DecisionTheory

#1
Econ
: ""Forecasting is Way Overrated, and We Should Stop Funding It", Michael Abramov"
4 posts
#2
Phi
: ""Decision Theory but also Ghosts""
3 posts
#3
Psych, Paper
: ""A solution to the single-question crowd wisdom problem", Prelec et al 2017"
2 posts
#4
Psych
: ""Birds of a feather … track seven neighbors to flock together""
2 posts
#5
Soft
: "Building a Simple Decision Framework to Reduce Business Overthinking (Demo Clip)"
2 posts
#6
Phi, Paper
: ""Ensuring Two Bird Deaths With One Throw", Leslie 1991"
2 posts
#7
Econ, Bayes, Psych
: ""The Rationale-Shaped Hole At The Heart Of Forecasting""
1 post
#8
Hist, Econ
: ""That Survivorship Bias Plane: The exact backstory to that picture of an airplane with red dots on top of it", Yuxi Liu"
1 post
#9
Psych, Econ, Paper
: ""When is it Worth Working?" (how rats decide how hard to work for their drinking water)"
1 post
#10
Bayes, Phi, Paper
: ""Law without law: from observer states to physics via algorithmic information theory", Mueller et al 2017"
1 post

Member Growth in r/DecisionTheory

Yearly
+356 members(11.9%)

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Last updated: July 11, 2026