Introduction to Clinical PsychologyPREFACE iv ACKNOWLEDGEMENTS vii ABOUT THE AUTHORS viii 1 The Evolution of Clinical Psychology 1 Introduction 1 Defining the Nature and Scope of Clinical Psychology 3 Evidence Based Practice in Psychology 7 Mental Health Professions 8 Counselling Psychology 8 School Psychology 10 Psychiatry 10 Clinical Social Work 11 Other Mental Health Professions 12 Availability of Mental Health Service Providers 13 A Brief History of Clinical Psychology 14 The Roots