I Raymond Murphy -

The American English adaptation for elementary learners.

Much of his material was developed while he was a teacher at the Swan School of English in Oxford. He transitioned to full-time writing in 1988. Major Publications I Raymond Murphy

The enduring success of his books, particularly the "blue book" ( English Grammar in Use ), is attributed to a specific pedagogical structure: The American English adaptation for elementary learners

Before becoming a full-time author, Murphy taught English as a foreign language (EFL) for roughly 17 to 20 years. I Raymond Murphy

The American English version for intermediate students. The "Murphy Method"