"There are a lot of people that own male German Shepherds that would like to be able to bring out the best in them. Sometimes it's not just a guessing game. That's why there are and have been quite a bit of testing and documentation around the subject to shed some light on the male German Shepherd, their history, and temperament, from the original breeder in 1923 throughout years of tried and proven service in the armed forces, to today's use with a variety of different things such as registered emotional support animals for people with disabilities. Although they may seem as though they have nerves of steel at times, they are very keen."