Evaluation of Israeli students, 392 in grades 7-9 and 381 in grades 10-12, in the domain of literature supported the construct validity of the 4 X 4 Structure of Giftedness Model, in which giftedness is conceptualized in 4 categories of general and specific intellectual ability and original thinking and 4 ordered ability levels embedded in a…

Reviews new conceptions of cognitive and conative aptitude, learning, development, and achievement and their assessment. Argues that different purposes for educational assessment require different levels and models of assessment. Strongly suggests research on construct validity and teacher understanding and use of assessment. (FMW)