The Arc's home page is a very good source of information on topics related to mental retardation. In addition to information on topics such as community living and employment, this home page provides a question and answer introduction to mental retardation and the education of people with mental retardation. This Scientific American article by William H. Calvin discusses the relationship between language, problem solving, planning skills, and intelligence. In addition to this article, this site contains links to several on-line books and articles dealing with intelligence, language, and evolution. This site provides links to a number of linguistics-related sites on the Internet.
Topics covered include speech and phonetics, grammar, semantics, and language acquisition.
MIT Encyclopedia of Cognitive Sciences attempts to provide a comprehensive approach to current concepts and topics that have proven relevant to the various fields to which the issues of the cognitive sciences pertain. Free registration required. Included in this list are links to sites providing information on learning disabilities, mental retardation, and psycho-educational assessment and evaluation. For example, Dorfman criticizes the technique for measuring heritability used by the authors, and points out that a finding of within group heritability should not be used as evidence of between group heritability. OutProud provides additional information and resources related to gender identity, sexuality,and bisexuality.