Hardbound. Containing 53 chapters, this handbook draws on some 18 nations to provide a cross-national perspective that is unique. Written for readers with a sound knowledge base, it is designed as a synthesis and critical review of significant theory and research in all aspects of giftedness, both to help frame more valid research questions and to provide guidance for educational policy and practice. It will provide researchers, practitioners and policy makers with a comprehensive evaluation of theoretical and empirical research and descriptions of programs and practice dealing with all aspects of the nature, nurture and realization of giftedness and talent.