Diamond's New Guinea Fieldwork

Diamond's ornithological and ecological fieldwork in New Guinea, conducted across multiple decades beginning in 1964, provided the empirical foundation for the civilizational framework that would shape his later work. The research was originally directed at bird populations, island biogeography, and ecological succession, but the extended fieldwork with highland communities gave Diamond sustained exposure to societies whose institutional forms, technological trajectories, and environmental adaptations were radically different from anything in his Western training. This exposure shaped the analytical instincts that would make Guns, Germs, and Steel and Collapse possible: the habit of thinking in terms of environmental constraint, the suspicion of cultural-superiority explanations, the attention to the specific mechanisms through which societies adapt or fail to adapt.