Grammatologist, Denture Wearer...

At the beginning of "Linguistics and Grammatology" Derrida contrasts the scientific background of linguists with the more humanities-based background of grammatologists. Who are the grammatologists? I didn't realize this was a field. What are some names?

A Guy Can Dream, Can't He?

From "Linguistics and Grammatology", page 28.

It is all the more surprising that, among the "sciences of man," linguistics is the one science whose scientificity is given as an example with a zealous and insistent unanimity.

Emphasis mine.