English for Specific Purposes offers the teacher a new perspective on this important field. The main concern is effective learning and how this can best be achieved in ESP courses. The authors discuss the evolution of ESP and its position today; the role of the ESP teacher; course design; syllabuses; materials; teaching methods, and evaluation procedures. It will be of interest to all teachers who are concerned with ESP. Those who are new to the field will find it a thorough, practical introduction while those with more extensive experience will find its approach both stimulating and innovative.