Volume 14, Number 2, 2002 Contents: J.A. Romano, Jr., J.M. King, Preface to the Special Issue. J.A. Romano, Jr., J.M. King, Psychological Factors in Chemical Warfare and Terrorism. J.H. McDonough, Performance Impacts of Nerve Agents and Their Pharmacological Countermeasures. D.M. Cerasoli, D.E. Lenz, Nerve Agent Bioscavengers: Protection With Reduced Behavioral Effects. W.J. Smith, Vesicant Agents and Anti-Vesicant Medical Countermeasures: Clinical Toxicology and Psychological Implications. S.I. Baskin, G.A. Rockwood, Neurotoxicological and Behavioral Effects of Cyanide and Its Potential Therapies.