Diagnosis in Psychiatry - Philosophical and Conceptual Issues, Samuel B. Guze; The Relationship Between Anxiety and Depressive Disorders, Sir Martin Roth and Christopher Mountjoy; The Schizoaffective Continuum - Nonpsychotic, Mood-Congruent and Mood Incongruent, George Winokur et al; A New Path to the Genetics of Schizophrenia, Philip S. Holzman; Studies of Neurobehaviour - The Past 25 Years, Gary J. Tucker; Behavioural Considerations in Clinical Research and Psychiatric Medicine (Neither a Mentalist nor a Reductionist Be!), Jospeh V. Brady; Molecular Genetics and Psychiatry, Floyd E. Bloom; Antipsychotic Drugs as Tools for Aetiological Research, Arvid Carlsson; Clozapine - A Major Advance in the Treatment of Schizophrenia, Clinical and Basic Studies, Herbert Y. Meltzer and Gary A. Gudelsky; The Past Predicts the Future, Daniel X. Freedman.