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Harder, Bettina; Vialle, Wilma; Ziegler, Albert – High Ability Studies, 2014
Recent handbooks of giftedness or expertise propose a plethora of conceptions on the development of excellent performance but, to our knowledge, there are no comparative studies that provide empirical evidence of their validity to guide researchers and practitioners in their adoption of a particular conception. This study sought to close that gap…
Descriptors: Academically Gifted, Expertise, Evidence, Validity
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Lynch, Mervin D.; Foley-Peres, Kathleen D.; Sullivan, Stefanie S. – Educational Research Quarterly, 2008
The purposes of this study were to see if the items from the Piers Harris Self Concept Scale and the Coopersmith Self Esteem Inventory had construct and predictive validity. Items used in this study were 50 items from the Coopersmith Self-Esteem Inventory and 80 items from the Piers Harris Self-Concept Scale. Construct measures were obtained using…
Descriptors: Self Esteem, Self Concept Measures, Comparative Analysis, Construct Validity