Louise Cummings is Professor in the Department of English ​and Communication and Associate Dean for Research in the Faculty of Humanities at ​The Hong Kong Polytechnic University. She teaches and conducts research in pragmatics​, clinical linguistics ​and public health. Publications in these areas include ​Language and Dementia (Cambridge University Press, 2020), Fallacies in Medicine and Health (Palgrave Macmillan, 2019), ​Reasoning and Public Health (Springer, 2015), and Pragmatic Disorders (Springer, 2014).

• Preface.- Acknowledgements.- Biographical notes.- Chapter 1: Pragmatic disorders in the 21st century.- PART A: COMPLEX POPULATIONS IN CHILDHOOD.- Chapter 2: Social (pragmatic) communication disorder.- Chapter 3: Autism spectrum disorder.- Chapter 4: Fragile X syndrome.- Chapter 5: Down syndrome.- Chapter 6: Williams syndrome.- Chapter 7: 22q11.2 deletion syndrome.- Chapter 8: Tourette’s syndrome.- Chapter 9: Sensory loss.- Chapter 10: Selective mutism.- Chapter 11: Attention deficit hyperactivity disorder.- PART B: COMPLEX POPULATIONS IN ADULTHOOD.- Chapter 12: Right-hemisphere language disorder.- Chapter 13: Psychiatric disorders.- Chapter 14: Dementia of the Alzheimer type.- Chapter 15: Parkinson’s disease.- Chapter 16: Multiple sclerosis.- Chapter 17: Amyotrophic lateral sclerosis.- Chapter 18: Huntington’s disease.- Chapter 19: Traumatic brain injury.- PART C: UNDERSERVED POPULATIONS.- Chapter 20: Infants and children adopted internationally.-  Chapter 21: Infants and children exposed to HIV and substance abuse.- Chapter 22: Maltreated and traumatized children and young people.- Chapter 23: African American children and adolescents.- Chapter 24: Children and young people with written language disorders.- Chapter 25: Children, young people and adults who use AAC.- Chapter 26: Adults in the prison population.- Index.

Louise Cummings is Professor in the Department of English ​and Communication and Associate Dean for Research in the Faculty of Humanities at ​The Hong Kong Polytechnic University. She teaches and conducts research in pragmatics​, clinical linguistics ​and public health. Publications in these areas include ​Language and Dementia (Cambridge University Press, 2020), Fallacies in Medicine and Health (Palgrave Macmillan, 2019), ​Reasoning and Public Health (Springer, 2015), and Pragmatic Disorders (Springer, 2014).

• Preface.- Acknowledgements.- Biographical notes.- Chapter 1: Pragmatic disorders in the 21st century.- PART A: COMPLEX POPULATIONS IN CHILDHOOD.- Chapter 2: Social (pragmatic) communication disorder.- Chapter 3: Autism spectrum disorder.- Chapter 4: Fragile X syndrome.- Chapter 5: Down syndrome.- Chapter 6: Williams syndrome.- Chapter 7: 22q11.2 deletion syndrome.- Chapter 8: Tourette’s syndrome.- Chapter 9: Sensory loss.- Chapter 10: Selective mutism.- Chapter 11: Attention deficit hyperactivity disorder.- PART B: COMPLEX POPULATIONS IN ADULTHOOD.- Chapter 12: Right-hemisphere language disorder.- Chapter 13: Psychiatric disorders.- Chapter 14: Dementia of the Alzheimer type.- Chapter 15: Parkinson’s disease.- Chapter 16: Multiple sclerosis.- Chapter 17: Amyotrophic lateral sclerosis.- Chapter 18: Huntington’s disease.- Chapter 19: Traumatic brain injury.- PART C: UNDERSERVED POPULATIONS.- Chapter 20: Infants and children adopted internationally.-  Chapter 21: Infants and children exposed to HIV and substance abuse.- Chapter 22: Maltreated and traumatized children and young people.- Chapter 23: African American children and adolescents.- Chapter 24: Children and young people with written language disorders.- Chapter 25: Children, young people and adults who use AAC.- Chapter 26: Adults in the prison population.- Index.

Louise Cummings is Professor in the Department of English ​and Communication and Associate Dean for Research in the Faculty of Humanities at ​The Hong Kong Polytechnic University. She teaches and conducts research in pragmatics​, clinical linguistics ​and public health. Publications in these areas include ​Language and Dementia (Cambridge University Press, 2020), Fallacies in Medicine and Health (Palgrave Macmillan, 2019), ​Reasoning and Public Health (Springer, 2015), and Pragmatic Disorders (Springer, 2014).

• Preface.- Acknowledgements.- Biographical notes.- Chapter 1: Pragmatic disorders in the 21st century.- PART A: COMPLEX POPULATIONS IN CHILDHOOD.- Chapter 2: Social (pragmatic) communication disorder.- Chapter 3: Autism spectrum disorder.- Chapter 4: Fragile X syndrome.- Chapter 5: Down syndrome.- Chapter 6: Williams syndrome.- Chapter 7: 22q11.2 deletion syndrome.- Chapter 8: Tourette’s syndrome.- Chapter 9: Sensory loss.- Chapter 10: Selective mutism.- Chapter 11: Attention deficit hyperactivity disorder.- PART B: COMPLEX POPULATIONS IN ADULTHOOD.- Chapter 12: Right-hemisphere language disorder.- Chapter 13: Psychiatric disorders.- Chapter 14: Dementia of the Alzheimer type.- Chapter 15: Parkinson’s disease.- Chapter 16: Multiple sclerosis.- Chapter 17: Amyotrophic lateral sclerosis.- Chapter 18: Huntington’s disease.- Chapter 19: Traumatic brain injury.- PART C: UNDERSERVED POPULATIONS.- Chapter 20: Infants and children adopted internationally.-  Chapter 21: Infants and children exposed to HIV and substance abuse.- Chapter 22: Maltreated and traumatized children and young people.- Chapter 23: African American children and adolescents.- Chapter 24: Children and young people with written language disorders.- Chapter 25: Children, young people and adults who use AAC.- Chapter 26: Adults in the prison population.- Index.