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Birth Order Effect
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Sifting through hundreds of thousands of hours of indexed videos
Birth Order Effect
Sifting through hundreds of thousands of hours of indexed videos
Birth Order Effect
Arcmira media summary
Explore podcasts, interviews & explainers on Birth order effect — 2 indexed from Chris Williamson, updated Jan 2026.
The phenomenon where having older brothers increases the probability of homosexuality in later-born males.
An evolutionary theory discussing how the number of older brothers affects the probability of male homosexuality.
Arcmira tracks 2 indexed media appearances or mentions for Birth order effect, tied to source videos, channels, and transcript-derived context.
Arcmira uses indexed YouTube videos and transcripts. Representative source evidence on this page includes "The “Rich Gay Uncle Hypothesis” of Homosexuality" with transcript-derived context and links when available.
Birth order effect is connected to Twitter, TikTok, Neutonic in Arcmira's media graph.
2
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37.8K
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“The phenomenon where having older brothers increases the probability of homosexuality in later-born males.”
“An evolutionary theory discussing how the number of older brothers affects the probability of male homosexuality.”