Education students must know how to write effective research papers using APA style. You will research and write a three to four page research paper discussing a specific special education disability. You will be assigned a specific disability to research. Use no fewer than three varied references to research information concerning the etiology, behavioral characteristics, historical aspects, and educational implications of the disability. Citations should be made utilizing American Psychological Association (APA) format. A reference page must be included in the paper. Insufficient evidence to evaluate Emerging performance is evidenced by the lack of information defining the disorder, etiology; there is a lack of a description of the symptoms and characteristics associated with the disorder. Developing performance is evidenced by a brief definition of the disorder, etiology; including a brief description of the symptoms and characteristics associated with the disorder. Mastered performance is evidenced by a detailed definition of the disorder, etiology; including a detailed description of the symptoms and characteristics associated with the disorder. Insufficient evidence to evaluate Emerging performance is evidenced by the lack of discussion on educational implications Developing performance is evidenced by a brief discussion on educational implications Mastered performance is evidenced by a detailed discussion on educational implications Insufficient evidence to evaluate Emerging performance is evidenced by the lack of discussion of the historical aspects Developing performance is evidenced by a brief discussion of the historical aspects Mastered performance is evidenced by a detailed discussion of the historical aspects. Insufficient evidence to evaluate APA style citations are not evident throughout the assignment. Lacks three peer reviewed citations; less than 2 content pages plus cover, and references. APA style citations have been attempted throughout the assignment. Lacks three peer reviewed citations less than 3 content pages plus cover, and references. Citations have been written in APA format correctly throughout the assignment. Three or more peer reviewed citations 3 or more content pages plus cover, and references. More than 4 errors in composition, and/or spelling are evident. Emerging performance is evidenced by no more than 4 errors in composition, grammar, and spelling. Developing performance is evidenced by a no more than 3 errors in composition, grammar, and spelling.