Dry eye is one of the most common disorders encountered in ophthalmological practice. Its symptoms cause considerable discomfort and substantially reduce the patient's quality of life. As it is a complex and multifactorial condition, research investigating dry eye is a matter of great interest all over the world. In this book, the wide range of current basic and clinical research in dry eye and correlated ocular surface diseases is presented by scientists from Germany, Austria and the USA. These renowned authors provide clear and extensive descriptions of their projects, enabling scientists and clinical ophthalmologists to quickly bring themselves up to date with cutting edge research in this field. This overview of research into the pathogenesis and clinical treatment of dry eye is a must for all ophthalmologists dealing with this syndrome and looking to increase their knowledge base.