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Heli Perrett
Heli Perrett, PhD, a sociologist and microbiologist, has served as a senior technical specialist at the United Nations Development Programme and at the World Bank. She specializes ...voir plusHeli Perrett, PhD, a sociologist and microbiologist, has served as a senior technical specialist at the United Nations Development Programme and at the World Bank. She specializes in food, public health, and farming issues. She learned to love and grow food at an early age, and she continues to harvest organic crops at her home in Oakland, California.voir moins