ELSEVIER is a private company that publishes science and health information, and serves a wide range of clients, including scientists, students, and health and information professionals worldwide. It provides information and tools to researchers, students, educators and practitioners worldwide. It works in coordination with a Global Scholarly Community of Journal Editors, editorial board members, reviewers and authors publishing, journals and books. It publishes books, journals, online portals and DVDs and CDs on various disciplines, such as agricultural and biological sciences, arts and humanities, astronomy, astrophysics, space science, built environment, business, management and accounting, chemical engineering, chemistry, computer science, and decision and life sciences. It also provides information resources on veterinary science and veterinary medicine, physics, toxicology, psychology, pharmaceutical science and behavioral sciences. Headquartered in Amsterdam, Netherlands, it also has an office in Linn, Mo. .