Conceptualizing fluency -- Fluency and speech production -- Conceptualizing disfluency -- Speech fluency in typical speakers -- Developmental stuttering : basic fluency characteristics -- Developmental stuttering : correlates, causes, and consequences -- Non-developmental forms of stuttering -- Cluttering -- Other patterns of disfluency -- Fluency assessment : basic concepts and data collection methods -- Analyzing speech samples -- Interpreting data and making recommendations -- Treating fluency disorders : goals and general principles -- Putting treatment principles into practice.