David Fyfe, 71, is a native of London. He retired as a math professor at London's Kingston University, then served as a foreign-exchange student consultant for Kingston.
Walter "Yukon" Yates, 87, is a native of Kingston, Ark., who lives in Texas. His nickname comes from decades living in the Yukon, British Columbia, and Alaska as a miner, bush pilot and frontiersman.
Donna Morris, 51, is a professional trip planner in Paris (www.bestfriendinparis.com), where she has lived for five years. Morris is originally from Granite Falls.
Richard Kirby, 46, is a marine biologist teaching at the University of Plymouth, England. He is originally from Sussex, in southeast England. Kirby has lived in Plymouth off and on since 1992.
Margot Bigg, a writer from Portland, Ore., lived in New Delhi, India, for four years and authored "Moon Living Abroad in India" ($19.99; Moon). Bigg, 30, is now based in London but recently returned to the Indian capital to research a second book.