Whitson Buck, of Nolensville, Tennessee, plans to major in international business. A homeschooled student, he is an Eagle Scout who has completed more than 100 hours of community service. Two years ago, Buck led a group of seven scouts on a 60-mile backpacking expedition in the mountains of New Mexico. He lived for a while in Chisinau, Moldova, where he saw the effects of governmental corruption. He is writing his senior thesis on how post-Soviet states can become economically independent through anticorruption measures.