In traditional times, Saint Jerome developed a set of rules
for what is to be included as an authorís work.
authorís work has a standard level of quality. (thus his doodle in his
childhood is not to be included)
authorís work has a standard set of ideas who donít change much. This is
a little problematic because most humans are fickle and it assumes that
there is a point when contradictions of the author are resolved (a point
when the author sees the light). What if the author has split
or if he doesnít attempt to resolve his own differences, then what do we
authorís work has a stylistic uniformity. Basically, he writes different
things in more or less the same way.
authorís work cannot exist before or beyond his living existence. What if
we are not sure when he died? For example, there are still people claiming
Christopher Marlowe is Shakesphere.