Guiselle Brennes forestry supervisor Guanacaste Conservation Area, Costa Rica (1994 interview)
	*	William Hargrove research associate Oak Ridge National Laboratory
		Daniel Janzen professor of biology, University of Pennsylvania scientific advisor, Guanacaste Conservation Area, Costa Rica (1994 interview)
	*	Elaine Prins associate researcher Cooperative Institute for Meteorological Satellite Studies, University of Wisconsin-Madison
		Stephen Pyne history department Arizona State University
		Sigifredo Sigifredo director Guanacaste Conservation Area, Costa Rica (1994 interview)
	*	Monica Turner professor of zoology University of Wisconsin-Madison

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