Full Idea
Philosophers have rarely explained why they believe that there is a single correct way of individuating concepts. Many entities can be legitimately individuated in several ways.
Gist of Idea
There may be several ways to individuate things like concepts
Source
Edouard Machery (Doing Without Concepts [2009], 2.1.3)
Book Reference
Machery,Edouard: 'Doing Without Concepts' [OUP 2009], p.33
A Reaction
I cite this under 'individuation' because I think that is a very garbled concept. I agree with this point, even though I don't really know exactly what individuation is supposed to be.