John Boyd Orr
director general · 1880–1971
university teacherbiologistpoliticianphysician
Scottish nutritionist, Director-General of the United Nations Food and Agriculture Organization (1880-1971)
director general · 1880–1971
university teacherbiologistpoliticianphysician
Scottish nutritionist, Director-General of the United Nations Food and Agriculture Organization (1880-1971)