. . . . "What makes giftedness? : a reexamination of the definition of the gifted and talented" . "What makes giftedness? : a reexamination of the definition of the gifted and talented"@en . . . . . . "An attempt to summarize a large munber of research studies dealing with the characteristics of gifted and talented persons and to draw some conclusions that will provide a defensible rationale for developing identification systems."@en . . . . "Enfants surdoués." . .