Preface, (R. Harré & R. Harris). Demarcation Disputes. What is philosophy of linguistics? (R. Harris). Why is there no 'true' philosophy of linguistics? (S. Auroux & D. Kouloughli). Philosophical Approaches. Analytic philosophy and language, (N. Capaldi). Solving and dissolving: patrolling the boundaries of language, (R. Harré). Linguistic creativity, (R. McDonough). Linguistic Approaches. Analysis and notation: the case for a non-realist linguistics, (C. Hutton). Negativism as an effective methodology in linguistic description, (J.F.W. Mulder). Processualism in linguistic theory and method, (H.S. Straight). Convergences? Saussure, Wittgenstein and la règle du jeu, (R. Harris). Why we need a theory of language, (T.J. Taylor). Author index.