Jennifer Lanthier is a former wire service and newspaper reporter, speechwriter, magazine freelancer, and editor. She has interviewed actors, politicians, directors, musicians, scientists, athletes and CEOs and shared their stories with readers around the world. Jennifer is the author of the acclaimed Hazel Frump series adventure novels for children: The Mystery of the Martello Tower and The Legend of the Lost Jewels. She lives in Toronto with her family and enjoys basketball, taekwondo, and running, but regrets the fact that she cannot read music, play an instrument, or whistle. The Stamp Collector is Jennifer's first picture book.

François Thisdale's evocative, award-winning art consists of a unique blending of drawing, photography and richly textured painting. His illustrations appear in many picture books including Poetree (by Caroline Pignat), Missing Nimâmâ (by Melanie Florence; winner of the prestigious TD Canadian Children's Literature Award), and the recent Anna Maria and Maestro Vivaldi (by Jan L. Coates). François lives near Montreal, Quebec.