Janice May Udry (1928-) is an American author. She was born in Jacksonville, Illinois and graduated from Northwestern University in 1950. Her first book, A Tree is Nice, was awarded the Caldecott Medal in 1957 for Marc Simont's illustrations. Her papers are held at the University of Southern Mississippi.
Geoffrey Hayes is an associate professor in the Department of History at the University of Waterloo and is the associate director of the Laurier Centre for Military, Strategic and Disarmament Studies at Wilfrid Laurier University. His research focuses on the First and Second World Wars and Canada’s role in current international conflicts.