Trask, R. L.

One of the most celebrated linguists of his time, R. L. Trask was a brilliant lecturer and the author of many popular works, including "The Penguin Guide to Punctuation" and "The Penguin Dictionary of English Grammar". Born in New York State in 1944, he lived in England after 1970, and was Professor of Linguistics at the University of Sussex until his death in 2004.