This handbook lists the basic principles and practices of liaison interpreting, the style of interpreting now commonly used in business, law, medicine, welfare and administration. The book covers the history of interpreting, the interpreter’s role, the skills required, specialized areas of practice, ethics, training and professional development. This book is aimed at students of interpreting as well as practicing interpreters. It also offers information for professionals who work with interpreters and are uncertain about roles, expectations and performance criteria.