1. Conditioned approach-withdrawal behavior and some signal-food relations in pigeons: Performance and positive vs. negative “associative strength“

   • Eliot Hearst
   • Sarah W. Bottjer
   • Edward Walker

   OriginalPaper 24 October 2013 Pages: 183 - 186

2. Object salience and code separation in picture naming

   • Roy Lachman
   • Janet L. Lachman
   • Linda S. Sala

   OriginalPaper 24 October 2013 Pages: 187 - 190

3. Commonality among rats in production of reward and nonreward odors

   • Paul J. Eslinger
   • H. Wayne Ludvigson

   OriginalPaper 24 October 2013 Pages: 191 - 193

4. Field independence/dependence, sex, and water levels

   • Jerome H. Blue
   • John A. Cooper
   • Sherman Ross

   OriginalPaper 24 October 2013 Pages: 194 - 196

5. Task difficulty and conditioned suppression in humans

   • David Desbien
   • Delphine Yelen

   OriginalPaper 24 October 2013 Pages: 197 - 198

6. Addictive agents and intracranial stimulation (ICS): Morphine, naloxone, and pressing for amygdaloid ICS

   • Sara E. Cruz-morales
   • Larry D. Reid

   OriginalPaper 24 October 2013 Pages: 199 - 200

7. Performance of C57BL/6J, DBA/2J, and B6D2F₁ mice in a free-operant avoidance task

   • Donald K. Ingram
   • Richard L. Sprott

   OriginalPaper 24 October 2013 Pages: 201 - 204

8. Specific and nonspecific transfer: Effects of nonreward, delay of reward, and punishment sequences on persistence

   • Nabil F. Haddad
   • Roger L. Mellgren
   • John Walkenbach

   OriginalPaper 24 October 2013 Pages: 205 - 208

9. Human learned helplessness as a function of sex and degree of control over aversive events

   • Mark A. Wilson
   • Jeffrey A. Seybert
   • John L. Craft

   OriginalPaper 24 October 2013 Pages: 209 - 212

10. Auditory-visual coordination in infancy: Some limitations of the preference methodology

    • Keith Humphrey
    • Richard C. Tees

    OriginalPaper 24 October 2013 Pages: 213 - 216

11. Individual trauma and national response to external threat: The case of Israel

    • Sam S. Rakover
    • A. Yaniv

    OriginalPaper 24 October 2013 Pages: 217 - 220

12. Preferences for figural complexity as a function of cognitive style

    • Alan G. Frost
    • Martin S. Lindauer

    OriginalPaper 24 October 2013 Pages: 221 - 224

13. Response elimination durability: A discrete-trial assessment procedure with pigeons

    • B. Kent Parker
    • J. Wade Yarbrough
    • R. Reed Hardy

    OriginalPaper 24 October 2013 Pages: 225 - 228

14. Defensive burying as a function of insulin-induced hypoglycemia and type of aversive stimulation

    • Stephen F. Davis
    • Shala A. Rossheim

    OriginalPaper 24 October 2013 Pages: 229 - 231

15. What is learned: All kinds of things

    • Kenneth R. Burstein

    OriginalPaper 24 October 2013 Pages: 232 - 234

16. The effects of methylphenidate and d-amphetamine related to route of administration

    • E. S. Smith
    • W. Isaac

    OriginalPaper 24 October 2013 Pages: 235 - 237