1. Heritabilities, by the multiple abstract variance analysis (MAVA) model and objective test measures, of personality traits U.I.23, capacity to mobilize, U.I.24, anxiety, U.I.26, narcistic ego and U.I.28, asthenia, by maximum-likelihood methods

   • R. B. Cattell
   • D. S. Vaughan
   • D. C. Rao

   OriginalPaper Pages: 361 - 378

2. Differential heart-rate responses to person in nervous and normal pointer dogs

   • Joseph E. O. Newton
   • Linda A. Lucas

   OriginalPaper Pages: 379 - 393

3. Behavior-genetic analysis ofPhormia regina. I. Isolation of pure-breeding lines for high and low levels of the central excitatory state (CES) from an unselected population

   • Tim Tully
   • Jerry Hirsch

   OriginalPaper Pages: 395 - 415

4. Are personality traits differentially heritable?

   • John C. Loehlin

   OriginalPaper Pages: 417 - 428

5. The Y chromosomes of DBA/1Bg and DBA/2Bg compared for effects on intermale aggression

   • Paul Shrenker
   • Stephen C. Maxson

   Short Communication Pages: 429 - 434

6. A genetic study of male social aggression in wild and laboratory mice

   • G. R. Singleton
   • D. A. Hay

   Short Communication Pages: 435 - 448

7. Artificial selection for altered male wing display inDrosophila simulans

   • David Wood
   • John M. Ringo

   Short Communication Pages: 449 - 458

8. Open-field behavior and the peripheral sympathetic nervous system in the MR/N and MNR/N rat strains

   • David A. Blizard
   • Carl T. Hansen
   • Lewis S. Freedman

   Short Communication Pages: 459 - 466

9. Bias in the estimation of heritability from truncated samples of twins

   • N. G. Martin
   • S. R. Wilson

   Short Communication Pages: 467 - 472

10. Multivariate behavioral genetic analysis of correlations vs. phenotypically standardized covariances

    • George P. Vogler

    Short Communication Pages: 473 - 478