should keep theories as simple and pragmatic as possible and it is an important cornerstone of the
discipline of psychology and science in general. Parsimony means that if we have two competing
theories we will use the simplest one. The canon of parsimony says that we should be frugal in
developing theories by avoiding unnecessary concepts, again going back to the pragmatic. The idea
is that the simpler the theory the more precise it is; it is easier to refute it at some point later in time
than to deal with crazy large theories that we can barely understand. We have a higher chance of being
correct by being simple and connecting theories than by making a large complicated one. …show more content…
The principle of parsimony has a long history dating back to the medieval times when