Evolutionary psychologist from Oxford University, Robin Dunbar, says data collected from Britain, France and Iran shows the number is the same across cultures.

Evolutionary psychologist from Oxford University, Robin Dunbar, says data collected from Britain, France and Iran shows the number is the same across cultures.

Ross Stevenson and Russel Howcroft keep Melbourne informed and entertained with their razor sharp wit and humour every morning on 3AW Breakfast, 5.30am-8.30am.

The daily podcast and best segments from their program are uploaded right here.

Ross Stevenson and Russel Howcroft keep Melbourne informed and entertained with their razor sharp wit and humour every morning on 3AW Breakfast, 5.30am-8.30am. The daily podcast and best segments from their program are uploaded right here.

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