Stannett, Katherine: - Katherine Stannett is based in West Sussex, England and is an author with over twenty years of experience in editing, writing and developing materials to teach English. She specialises in writing for children and teenagers at all levels and is particularly interested in the development of 21st century skills. She is an author of National Geographic Learning�s Look, a seven-level series for young learners of English, and Impact, a five-level series for teenage learners of English.