Colleen Taylor Sen: Colleen Taylor Sen is the author of three previous books focusing on Indian food and related spices, including Food Culture in India; Curry: A Global History; A Guide to Indian Restaurant Menus; and Street Food around the World: An Encyclopedia of Food and Culture (with Bruce Kraig). Her articles have appeared in such publications as Chicago Tribune, Chicago Sun-Times, Travel and Leisure, and Christian Science Monitor. She is currently writing A History of Indian Food and Drink. She lives in Chicago, IL.

Helen Saberi: Helen Saberi is a London-based food historian and food writer. She is the author of numerous previous books, including Afghan Food and Cookery, Trifle (with the late Alan Davidson), Tea: A Global History, and The Road to Vindaloo, which was named one of 2008's ten best food books by The Sunday Times. She is currently working on the book Tea-Times Past and Present.