Index/People/J. Philippe Rushton

J. Philippe Rushton

Canadian psychology professor (1943–2012)

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6 results
Nov 22, 2025
Most Viewed

why do black men have sun larger dicks than white men

Medical and journalistic reviews disagree about small statistical differences but broadly conclude that large, consistent race-based differences in penis size are not supported by high-quality evidenc...

Dec 21, 2025
Most Viewed

Does penis size vary across races ? Are black males more endowed on average?

Empirical evidence is mixed: historical and regional compilations have reported small average differences by population, but broad, clinician‑measured reviews and expert summaries conclude differences...

Nov 22, 2025
Most Viewed

What peer-reviewed studies have measured penis size across ethnic groups in the U.S. and what were their methods?

Peer‑reviewed, clinician‑measured studies that break down penis size by U.S. racial or ethnic groups are sparse and disputed; large reviews and authoritative summaries report little or no meaningful d...

Jan 2, 2026

What do recent large-scale meta-analyses say about average penis size by race and nationality?

Recent large-scale meta-analyses and systematic reviews show that global average erect penis length clusters around roughly 5.1–5.5 inches (≈13–14 cm) with modest regional differences detected by pool...

Dec 21, 2025

What are the psychological and social harms of racialized myths about genital size, and what evidence exists on how they affect body image and relationships?

Racialized myths about genital size are historically rooted stereotypes that persist despite weak or biased empirical support, and they inflict measurable psychological and social harm by shaping perc...

Oct 2, 2025

How do different ethnic groups vary in average penis size?

Two recent lines of evidence present conflicting pictures: a 2024–2025 systematic review and meta-analysis reports in penile size with the largest stretched and flaccid measures in men living in the A...