Sam McCarter 's teaching career spans a period of more than 30 years, starting in Sierra Leone in West Africa as a volunteer. He has taught a wide range of subjects covering IELTS, Latin, basic literacy, academic English and ESP, specializing in teaching English for Medical Purposes (EMP) and English for Occupational Purposes (EOP) in the medical field. Sam is the author of a number of textbooks for IELTS published by Macmillan and IntelliGene, and medical English for OUP. He has also edited glossaries for CD-ROMs on tropical medicine and worked for a range of organizations in the medical field, including WHO. Recent publications include Ready for IELTS with a Teacher's Book published by Macmillan and Medicine 2 with a Teacher's Resource Book, published by OUP. Sam now devotes his time to writing and teaching academic English and ESP via video-conferencing. He is currently working on several publications. His interests are methodology in IELTS and ESP. Liz Hunt.