He has traveled the world, photographing human and environmental conditions, and is the author of New Mexico: Images of a Land and Its People (with Arthur Gomez), Africa: The Holocausts of Rwanda and Sudan, and Desert Wetlands (with Thomas Lowe Fleischner), all UNM Press titles. Bill Richardson is the governor of New Mexico and served as U.S. Ambassador to the United Nations in 1997. He also provided the foreword for Niemeyer's Africa: The Holocausts of Rwanda and Sudan.