Sub-title: The Training of Working Dogs in Protection Work. Gives equal consideration to the duties of handler, dog, and helper. Part 1: discusses prey, defense, aggression, and fighting drives which are used in the training protection work; also explains basic ethological terms and laws, such as instinctive action, trigger stimulus, drive goal, conflict behavior, etc. Shows classical and instrumental conditioning as the typical methods through which dogs learn. Part 2: methodical instruction on how to develop and train dogs in protection work. Methodically and technically correct helperwork is always important. 29 briefly but informatively captioned picture sequences clearly demonstrate how handler, dog, and helper have to work together in the different exercises.