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Angka Dunbar: mengapa teori saya bahwa manusia hanya dapat menjalin 150 pertemanan masih bertahan selama 30 tahun

  • Written by Robin Dunbar, Professor of Evolutionary Psychology, Department of Experimental Psycology, University of Oxford
Angka Dunbar: mengapa teori saya bahwa manusia hanya dapat menjalin 150 pertemanan masih bertahan selama 30 tahunWisiel/Shutterstock

Tepat 30 tahun lalu, saya merenungkan grafik ukuran kelompok primata yang diplot dengan ukuran otak mereka: semakin besar otak, semakin besar pula ukuran kelompoknya. Saya penasaran untuk mengetahui berapa ukuran kelompok yang dapat diprediksi dari hubungan ini untuk manusia.

Angka yang dihasilkan oleh perhitungan saya adalah...

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