France Royer is a self-taught photographer. Richard Dickinson is a research associate of the Royal Ontario Museum and a graduate of the University of Alberta (B.Sc., Physical Geography). France and Richard have been working together since 1989 and operate a botanical and photographic service company. Their other titles with the University of Alberta Press are Weeds of Canada and the Northern United States, Wildflowers of Edmonton & Central Alberta, and Wildflowers of Calgary & Southern Alberta. Another of their works, Plants of Alberta was published by Lone Pine Publishing.