What is anxiety? -- Why is anxiety a common problem for people with an ASD? -- Anxiety across the stages of development -- Anxiety in families -- Treating anxiety : indirect treatments for use by parents -- Treating anxiety : indirect treatments for use by preschools, schools, and clinics -- Direct treatments for anxiety : psychoanalytic treatment, alternative medicine, and medication -- Direct treatments for anxiety : cognitive behavior therapy -- Treating anxiety in parents and siblings of people with autism.