At some point in human evolutionary history, our ancestors made a switch from a predominantly hunter-gatherer lifestyle to an agricultural one. When did this transition happen? Did farming start in one place and spread across the globe or, instead, have multiple independent origins? Why were certain plants and animals cultivated while others weren’t?
To find out, Alex Rodway, a biology master’s student at Jesus College, will be discussing the origins of agriculture with Dr Timothy Walker, a lecturer in plant sciences at Somerville College and former director of the University of Oxford Botanic Garden and Harcourt Arboretum.

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