This brochure is one of a series on human resources practices and workplace accommodations for persons with disabilities edited by Susanne M. Bruyère, Ph.D., CRC, Director, Employment and Disability Institute, Cornell University ILR School. This brochure was originally written in 1997 by Professor Bruce Growick, the Ohio State University, and reviewed and updated September, 2001 by Sheila D. Duston, an attorney- mediator practicing in the Washington, DC metropolitan area. It was reviewed and updated in 2011 by Elizabeth Reiter, an independent legal consultant in Ithaca, N.Y., with assistance from Sara Furguson, a Cornell University Employment and Disability Institute ILR student research assistant.