The history and rapid development of minor planet dis In addition to citing the bibliographic source of the nam coveries constitute a fascinating story and one with a ing, we also provide the source of numbering. A spe rather breathtaking evolution. By October 2005, the cial concordance list will enable the evaluation of the total of numbered planets exceeded the remarkable cor respective publication dates. The complete work is, nerstone of 100,000 objects and only three years later of course, a thoroughly revised and considerably en in November 2008 we are even faced with minor planet larged data collection and every e?ort has been made ( ) 200000 . This dramatic evolution must be compared to check and correct each single piece of information ( ) with the huge time span of two centuries 1801–2000 again. For even more detailed information on the dis that was necessary to detect and to re?ne the orbits of covery circumstances of numbered but unnamed plan only the ?rst 20,000 minor planets. Nowadays, we need ets, the reader is referred to the extensive data ?les even less than 13 months for the same quantity! At the compiled by the Minor Planet Center. end of 2005, we had achieved a total of 12,804 named ( According to a resolution of IAU Division III 2000, minor planets a fraction of less than 11 per cent of ) Manchester IAU General Assembly DMPN attained all numbered minor planets.

This book explains in detail the diagnosis, management, and treatment of comorbid disorders in patients with autism spectrum disorders (ASD). Important insights are provided into the nature of the symptoms of psychiatric comorbidities in these patients, and particularly children and adolescents, with a view to assisting clinicians in reaching a correct diagnosis that will permit the implementation of appropriate treatment strategies, whether psychological or pharmacological. The full range of potential comorbidities is considered, including mood disorders, anxiety disorders, obsessive-compulsive disorder, schizophrenia spectrum and other psychotic disorders, eating disorders, disruptive behavioral disorders, Tourette’s disorder, and substance-related disorders. In each case guidance is provided on how to avoid incorrectly attributing symptoms to ASD and on treatment options. Psychiatric Comorbidities in Autism Spectrum Disorders will be of value to all practitioners who are confronted by patients with these complex co-occurring conditions.

This study explores issues of race, racism, and strategies to improve the status of people of African descent in Brazil, South Africa and the USA. The authors provide in-depth information about each country, together with analyses of cross-cutting themes and trends.