1. Editorial: Open Access Journals As a Justice Issue

   • Mark A. Mattaini

   EditorialNotes 01 May 2004 Pages: 1 - 5

2. Rambling Notes from a Roving Radical Behaviorist: Clinton, Bush, Skinner And Social Determinism

   • Richard W. Malott

   OriginalPaper 01 May 2004 Pages: 6 - 12

3. Behavior Analysis and Environmental Protection: Accomplishments and Potential for More

   • Philip K. Lehman
   • E. Scott Geller

   OriginalPaper 01 May 2004 Pages: 13 - 33

4. Participants’ Sensitivity to Percentage Payback and Credit Value When Playing a Slot-Machine Simulation

   • Jeffrey N. Weatherly
   • Andrew E. Brandt

   OriginalPaper 01 May 2004 Pages: 33 - 51

5. Behavior Analysis of Companion-Animal Overpopulation: A Conceptualization of the Problem and Suggestions for Intervention

   • Angela K. Fournier
   • E. Scott Geller

   OriginalPaper 01 May 2004 Pages: 51 - 69

6. Paradoxical Patterns in the Measurement of Hyperactivity

   • Mitchalina Kenney
   • Chris Ninness
   • Holly Cost

   OriginalPaper 01 May 2004 Pages: 69 - 82