The truth is, there is very little evidence to support the idea that spaying or neutering is an effective strategy for reducing aggression in dogs. (drjensdogblog.com)
This is contrary to the popular belief that neutering reduces aggression and other behavior problems. (dogsnaturallymagazine.com)
The report also lists which positive outcomes the program or practice might produce, such as reducing aggression, improving motivation or addressing test anxiety. (cfchildren.org)