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Ryder, Randall J.; Burton, Jennifer Lyn; Silberg, Anna – Journal of Educational Research, 2006
In a 3-year longitudinal study, the authors examined the effect of Direct Instruction (DI) on students' reading achievement, teacher perceptions, nature of the classroom, and special education referral rate. Urban and suburban students completed the Gates-MacGinitie Reading Tests in the fall of Grade 1 and spring of Grades 1, 2, and 3. Teachers…
Descriptors: Longitudinal Studies, Teaching Methods, Instructional Effectiveness, Reading Achievement
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Silberg, Judy L.; Bulik, Cynthia M. – Journal of Child Psychology and Psychiatry, 2005
Objective: We investigated the role of genetic and environmental factors in the developmental association among symptoms of eating disorders, depression, and anxiety syndromes in 8-13-year-old and 14-17-year-old twin girls. Methods: Multivariate genetic models were fitted to child-reported longitudinal symptom data gathered from clinical interview…
Descriptors: Anxiety Disorders, Twins, Females, Eating Disorders