Philip D. Harvey State University of New York at Binghampton, Elaine E. Walker Emory University.

"If you supervise graduate students who want to do what looks like safe research...you should insist they read it. If you teach abnormal psychology, here is an update on some lasting, important questions and some new ways of answering them."—Contemporary Psychology

• 1: Relating Cognitive Processes to Symptoms; 2: Validating and Conceptualizing Positive and Negative Symptoms; 3: A Twin Study Perspective on Positive and Negative Symptoms of Schizophrenia; 4: Laboratory Research; 5: Negative Symptoms in Schizophrenia; 6: Positive and Negative Syndromes in Schizophrenia; 7: Positive Thought Disorder in Schizophrenia; 8: Thought Disorder and Measured Features of Language Production in Schizophrenia; 9: Cerebral Structure and Symptomatology; 10: Electrodermal Activity and symptomatology in Schizophrenia; 11: Genetics and the Phenomenology of Schizophrenia; 12: Afterword

Philip D. Harvey State University of New York at Binghampton, Elaine E. Walker Emory University.

"If you supervise graduate students who want to do what looks like safe research...you should insist they read it. If you teach abnormal psychology, here is an update on some lasting, important questions and some new ways of answering them."—Contemporary Psychology

• 1: Relating Cognitive Processes to Symptoms; 2: Validating and Conceptualizing Positive and Negative Symptoms; 3: A Twin Study Perspective on Positive and Negative Symptoms of Schizophrenia; 4: Laboratory Research; 5: Negative Symptoms in Schizophrenia; 6: Positive and Negative Syndromes in Schizophrenia; 7: Positive Thought Disorder in Schizophrenia; 8: Thought Disorder and Measured Features of Language Production in Schizophrenia; 9: Cerebral Structure and Symptomatology; 10: Electrodermal Activity and symptomatology in Schizophrenia; 11: Genetics and the Phenomenology of Schizophrenia; 12: Afterword

Philip D. Harvey State University of New York at Binghampton, Elaine E. Walker Emory University.

"If you supervise graduate students who want to do what looks like safe research...you should insist they read it. If you teach abnormal psychology, here is an update on some lasting, important questions and some new ways of answering them."—Contemporary Psychology

• 1: Relating Cognitive Processes to Symptoms; 2: Validating and Conceptualizing Positive and Negative Symptoms; 3: A Twin Study Perspective on Positive and Negative Symptoms of Schizophrenia; 4: Laboratory Research; 5: Negative Symptoms in Schizophrenia; 6: Positive and Negative Syndromes in Schizophrenia; 7: Positive Thought Disorder in Schizophrenia; 8: Thought Disorder and Measured Features of Language Production in Schizophrenia; 9: Cerebral Structure and Symptomatology; 10: Electrodermal Activity and symptomatology in Schizophrenia; 11: Genetics and the Phenomenology of Schizophrenia; 12: Afterword