A model of developmental change in hierarchical phenotypes with application to specific cognitive abilities Lon R. CardonDavid W. Fulker OriginalPaper Pages: 1 - 16
Simultaneous genetic analysis of means and covariance structure: Pearson-Lawley selection rules Conor V. DolanPeter C. M. MolenaarDorret I. Boomsma OriginalPaper Pages: 17 - 24
Genetic and environmental influences on early childhood behavior Stephanie SchmitzS. S. ChernyD. A. Mrazek OriginalPaper Pages: 25 - 34
A model system for analysis of family resemblance in extended kinships of twins K. R. TruettL. J. EavesK. S. Kendler OriginalPaper Pages: 35 - 49
Handedness as a continuous variable with dextral shift: Sex, generation, and family handedness in subgroups of left- and right-handers Marian Annett OriginalPaper Pages: 51 - 63
Replication of asymmetry ofa−b ridge count and behavioral discordance in monozygotic twins A. C. BogleT. ReedR. J. Rose OriginalPaper Pages: 65 - 72
Studies on wild house mice. v. aggression in lines selected for attack latency and their y-chromosomal congenics Geert A. Van OortmerssenFrans Sluyter OriginalPaper Pages: 73 - 78
Differences in response to an acoustic startle stimulus among forty-six rat strains John R. GlowaCarl T. Hansen OriginalPaper Pages: 79 - 84
Secondary courtship songs and inhibitory songs ofDrosophila virilis-group males Leena SuvantoAnneli HoikkalaJaana O. Liimatainen OriginalPaper Pages: 85 - 94
Male polymorphism inLimia perugiae (Pisces: Poeciliidae) Claudia Erbelding-DenkJohannes Horst SchröderJörg T. Epplen OriginalPaper Pages: 95 - 101
Conceptualization and measurement of organism-environment interaction Michael C. StallingsJohn K. Hewitt Book Review Pages: 103 - 104
The Sixth International Workshop on Methodology of Twin and Family Studies Annoucement Pages: 105 - 105