Alex Pulsipher Alex A. Pulsipher is an independent scholar in Knoxville, Tennessee, who has conducted research on vulnerability to climate change, sustainable communities, and the diffusion of green technologies in the United States. In the early 1990s, Alex spent time in South Asia working for a sustainable development research center. He then completed a B.A. at Wesleyan University in Connecticut, writing his undergraduate thesis on the history of Hindu nationalism. Beginning in 1995, Alex contributed to the research and writing of the first edition of World Regional Geography with Lydia Pulsipher. Since then he has continued to write and restructure content for subsequent editions, and has created innumerable maps and over 120 photo essays. He has also traveled to South America, Southeast Asia, South Asia, and Europe to collect information in support of the text and for the Web site. In addition to his work on World Regional Geography, Alex developed the first, second, and third editions of World Regional Geography Concepts. He has a master’s degree in geography from Clark University in Worcester, Massachusetts.