Often invoked but not always understood, it can be thought of as;
‘A tool that can be used to critically examine anything’
William of Ockham
It is believed that he was a victim of the Black Death about 1394
His name, Germanized as Occam can be found in the streets of
The rule of parsimony, or principle of economy as used by William was stated;
‘Purality should not be assumed without necessity’
Or, 'the simpler explanation is preferred' - in the modern vernacular 'The KISS principal' as in, Keep it Simple, Stupid.