IndividuationIn his logical and metaphysical writings, Avicenna addressed the question of what makes each individual to be the individual it is.This might seem an odd thing to ask.It certainly makes sense to inquire why a given individual exists, which would simply be to ask after its cause.It is less obvious that we need to provide an explanation for why that given individual is an individual.Nonetheless the question was frequently posed in medieval philosophy, both in Latin Christendom and, above all thanks to A…