Eliezer Yudkowsky, Eneasz Brodski; ty to JK Rowling

Harry Potter and the Methods of Rationality

Society EN ↓ 523 episodes

This is an alternate universe story, where Petunia married a scientist. Harry enters the wizarding world armed with Enlightenment ideals and the experimental spirit. Updated every Wednesday morning.

Be sure to visit the podcast's website and support the creator: hpmorpodcast.com

Author

Eliezer Yudkowsky, Eneasz Brodski; ty to JK Rowling

Category

Society

Podcast website

hpmorpodcast.com

Latest episode

Oct 9, 2026

Where to listen?

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Episodes

98 – Roles, Final 13.11.2013

The Hogwarts Coup Original Text

97 – Roles, Part 8 30.10.2013

Crossing Lines Original Text

96 – Roles, Part 7 16.10.2013

Not alone Original Text

95 – Roles, Part 6 02.10.2013

On Caring Original Text

94 – Roles, Part 5 18.09.2013

Destroying your enemy’s ability to make war Original Text

92 & 93 – Roles, Part 3 & 4 04.09.2013

Neglected Allies Original Text

91 – Roles, Part 2 21.08.2013

The Vigil, continued Original Text

90 – Roles, Part 1 07.08.2013

The Vigil Original Text

89 – Time Pressure, Part 2 24.07.2013

The third most perfect killing machine in all nature Original Text

88 – Time Pressure, Part 1 10.07.2013

A Troll in the Dungeons Original Text  

The Sword of Good, part two 26.06.2013

The scream that had to be stopped at all costs Original Text

The Sword of Good, part one 12.06.2013

Fragments of a novel that would never be written Original Text

87b – Hedonic Awareness 29.05.2013

How Not To Talk To Girls Original Text

87a – Hedonic Awareness 15.05.2013

Normalizing relations Original Text  

86e – Multiple Hypothesis Testing 08.05.2013

Ambivalent loyalties Original Text  

86d – Multiple Hypothesis Testing 01.05.2013

It’s ALWAYS the Defense Professor Original Text  

86c – Multiple Hypothesis Testing 24.04.2013

Mad-Eye Moody Tests Harry Original Text  

86b – Multiple Hypothesis Testing 17.04.2013

The hard part is actually changing your mind Original Text

86a – Multiple Hypothesis Testing 10.04.2013

Bayesian Calculations (for more on Bayes’ Theorem, see today’s production notes ) Original Text  

85b – Taboo Tradeoffs, Aftermath 3: Distance 03.04.2013

Sometimes there are no second chances Original Text  

84c & 85a – Taboo Tradeoffs, Aftermath 2 & Aftermath 3: Distance 27.03.2013

Motivations for actions Original Text  

84b – Taboo Tradeoffs, Aftermath 2 20.03.2013

More details of Quirrell’s past Original Text

83 & 84a – Taboo Tradeoffs, Aftermath 1 & 2 13.03.2013

Self-doubt Original Text

82 – Taboo Tradeoffs, Final 06.03.2013

The value of a life Original Text  

81 – Taboo Tradeoffs Part 3 27.02.2013

Blood for blood, and gold for blood Original Text  

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