We wish to express our appreciation to the following people for their help in the preparation of this book.
To the following trainers whose excellence in their field has been most helpful:
Charley Bartholomew
Janet Birk
Bernard Comet
Johannes Grewe
Walter Koch
Jack Lennig
Jurgen Lorcher
Rudi Muller
Helmut Raiser
In addition, our thanks to our extended family—the members of the Rampart Range Working Dog Association of Denver, Colorado, many of whose fine dogs appear in the photographs in this book.
Rick Williams (Captured Moments)
Betsy Duffner
Stewart Hilliard
Richard Holley
Elizabeth Hilliard
George Hilliard
Teresa Brashear