Abstract: Generalizability theory is one of modern psychological and educational measurement theory and can be applied in personnel evaluation such as performance assessment, multisource rating, psychological test, structured interview, level test, job analysis and assessment center. Applied in personnel evaluation, generalizability theory is better than classical test theory. Generalizability theory can examine many factors at one time and gives weights to some dimensions, but classical test theory can’t. The objects of application of generalizability theory included mainly company and organization. Applied in personnel evaluation, generalizability theory was faced with some problem such as application area, sample, validity, microcosmic evaluation.

Key words: generalizability theory, personnel evaluation, psychological and educational measurement