Differentiation has become the new buzz word in the field of education. It is being used to describe any individualized efforts done in classrooms for students with many different profiles, only some of whom are gifted. Has this term, which originated within gifted education, been hijacked and its meaning and application corrupted? Has differentiation dissolved into a new philosophy of individualization of learning for everyone? Since most gifted children are served primarily in heterogeneous classrooms, a major issue facing gifted educators is defining what really constitutes an appropriate education. In this session you will hear leading researchers and practitioners give their views on what differentiation really is and what it is not.