Resource Links. The 13 categories of exceptionality as defined by IDEA (listed in alphabetical order) 1) Autism - a developmental disability significantly affecting verbal and nonverbal communication and social interaction, generally evident before age 3 that adversely affects a child's educational performance.
Definition of Functionalism. Functionalism (or structural functionalism) is the perspective in sociology according to which society consists of different but related parts, each of which serves a particular purpose.
Existentialism is a catch-all term for those philosophers who consider the nature of the human condition as a key philosophical problem and who share the view that this problem is best addressed through ontology. This very broad definition will be clarified by discussing seven key themes that existentialist thinkers address.