Jeffrey R. Di Leo is Distinguished Professor of English and Philosophy at Texas A&M University -Victoria, USA. He is Editor of the American Book Review, Founding Editor of the journal symploke, and Executive Director of the Society for Critical Exchange and its Winter Theory Institute.

Dinda L. Gorlée is a semiotician of applied linguistics (Peirce, Jakobson, and Wittgenstein) and translation theoretician with interests in philosophical, musical, and interarts studies. She works in the Wittgenstein Archives (University of Bergen, Norway), but is a member of the Collegium to lead the International Association of Semiotics (IASS) into the future.