1. Brain abnormalities in schizophrenia and in those at risk of it / Philip McGuire -- 2. Visualizing the cerebral alterations that underlie auditory hallucinations in schizophrenia / Daniela Hubl and Thomas Dierks -- 3. Can we find the genes that predispose to schizophrenia? / Nadine Norton and Michael J. Owen -- 4. Genes for schizophrenia can be detected-- data from Iceland implicates neuregulin I / Hannes Petursson. [et al.] -- 5. Pharmacogenetics is the real future of genetic research in schizophrenia / Dalu Mancama, Maria J. Arranz, and Robert W. Kerwin -- 6. Can the social environment cause schizophrenia? / Lydia Krabbendam and Jim van Os -- 7. The paradox of emotional dysfunction in 'non-affective' psychosis / Max Birchwood -- 8. Risk and protective factors / Glyn Lewis and Stan Zammit -- 9. What is the relationship between methamphetamine andcannabis abuse and schizophrenia? / Robin M. Murray. [et al.] -- 10. Prediction of psychosis is necessary and possible / Frauke Schultze-Lutter -- 11. The use of concepts in relation to early intervention in psychosis : a critical discussion / Tor K. Larsen -- 12. Is the relationship between duration of untreated psychosis and outcome a result of premorbid deficits? / Helene Verdoux and Audrey Cougnard -- 13. Is early intervention a waste of valuable resources? / Anthony S. David -- 14. Why antipsychotics are anti-'psychotic' / Shitij Kapur and David Mamo -- 15. 'Gone to pot' : pharmacological evidence supporting the contribution of cannabinoid receptor function to psychosis / D. Cyril D'Souza -- 16. Schizophenia represents a failure to regulate dopamine systems / Anthony A. Grace -- 17. Schizophrenia is a disorder of consciousness / Chris Frith -- 18. Does cognitive behaviour therapy work in schizophrenia? / Sh on Lewis -- 19. Cognitive remediation is better than cognitive behaviour therapy / Til Wykes -- 20. The shared genetic architecture which underlies schizophrenia and bipolar disorder / Elvira Bramon and Pak Sham -- 21. Are there structural brain differences between schizophrenia and bipolar disorder? / Colm McDonald -- 22. Functional neural abnormalities in schizophrenia and bipolar disorder : are they similar or different? / Mary Phillips -- 23. Childhood similarities and differences between schizophrenia and bipolar disorder / Mary Cannon and Kimberlie Dean.