Joel Denker, a Washington-based food historian, is the author, among other books, of The World on a Plate: A Tour through the History of America’s Ethnic Cuisine (Westview Press, 2003) and Capital Flavors: Exploring Washington’s Ethnic Restaurants (Seven Locks Press, 1989). He has written for the Boston Globe, The Washington Post, and other publications. He was also a longtime food columnist for The InTowner, a Washington, D.C. monthly newspaper. A graduate of Yale University and a holder of a doctorate from Harvard, he has taught American History and a wide range of other subjects at George Washington University, Rutgers University, SUNY/College at Old Westbury, the University of the District of Columbia, and other institutions. His rich background in educational innovation includes developing an early alternative high school in Washington, DC; teaching refugees in Tanzania; and organizing a labor studies degree at Washington’s city university.