1. Editorial

   • Stewart Wolf

   EditorialNotes Pages: 3 - 4

2. Shortening of the QT interval of the EKG is associated primarily with increased ventricular contractility rather than heart rate

   • Ming H. Huang
   • Stewart G. Wolf
   • John A. Armour

   Papers Pages: 5 - 11

3. A model of pavlovian conditioning: Variations in representations of the unconditional stimulus

   • W. Jake Jacobs
   • James R. Blackburn

   Papers Pages: 12 - 33

4. Effects of cold on human information processing: Application of a reaction time paradigm

   • Thomas H. Rammsayer
   • Ewald Bahner
   • Petra Netter

   Papers Pages: 34 - 45

5. A behavioral link between the oculomotor and cardiovascular systems

   • Richard A. Tyrrell
   • Julian F. Thayer
   • Ellie L. Francis

   Papers Pages: 46 - 67

6. Sick-building syndrome fatigue as a possible predation defense

   • Alexander C. Chester

   Papers Pages: 68 - 83

7. The electrocardiograph

   Incidental Intelligence Pages: 84 - 84

8. Psychosocial forces and neural mechanisms in disease: Defining the question and collecting the evidence

   • Stewart Wolf

   Essay Pages: 85 - 94

9. Book reviews

   • John G. Bruhn
   • Richard Strohman
   • Stewart Wolf

   BookReview Pages: 95 - 100

10. Abstracts from the annual meeting of the pavlovian society

    Abstracts Pages: 101 - 111