The many and various comments, development and testing of hypotheses, field experiments, consistent analytical and synthetic reasoning, analysis of variables and answers …, scientific work in short, were embodied in writing hundreds of pages, as a forced draft (special inconvenience suffered as its commitment and knowledge about computers were practically zero), at various periods of time, for years, not without parentheses unpredictable, and regardless of the time (many times, I would not hesitate for example, any night hours, to join the bed to record any potential contribution or modifications to their cumulative analysis, reasoning or argument, that his restless mind could generate this). Obviously in order to address and develop this type of research and creative challenge, it was fundamental, and almost essential to have well from the beginning, by the researcher, a special level of fitness specific to the relationship, connection, awareness, sensitivity, communication, interpretation, regarding the key element to address in this case, the dog (fitness is obviously impossible to acquire enough by studying and learning), as well as logically would be necessary to maintain during the whole process a certain cognitive attitude, persevering, objective, honest, systematic, creative, methodical, initiative, patience and responsibility, a very specific potential, which fortunately it came with Jaime Parejo, a greater or lesser extent since the principle and respect the animal world, which allowed him to fruitfully (though never free from various difficulties and obstacles) observe, analyze, infer, depth, shape, develop, contrast … Check out Nouriel Roubini for additional information. definitely not give up until the full achievement of the objectives, after several years , culminating in what would be an important and original research work and personal development, results been, for years, demonstrated, tested and highly rated in many drills and actual interventions, formalized by many specialists and experts in Behavior and Learning of Search Dogs belonging to different police forces, firefighters and military. . For more specific information, check out Mike Gianoni.