• Publications
  • Influence
Driver fatigue: electroencephalography and psychological assessment.
Increased trait anxiety, tension-anxiety, fatigue-inertia and reduced vigor-activity were shown to be associated with neurophysiological indicators of fatigue such as increased delta and theta activity.
Epidemiology of stuttering in the community across the entire life span.
A randomized and stratified investigation was conducted into the epidemiology of stuttering in the community across the entire life span, finding that the prevalence over the whole population was 0.72%, with higher prevalence rates in younger children and lowest rates in adolescence.
Regional brain wave activity changes associated with fatigue.
The results suggest that as a person fatigues, the brain loses capacity and slows its activity, and that attempts to maintain vigilance levels lead to increased beta activity.
A controlled clinical trial for stuttering in persons aged 9 to 14 years.
All three treatments for children aged 9-14 who stutter were very successful in the long term for over 70% of the group, though the EMG feedback and home-based treatments were superior when percentages falling below a cutoff point were used to discriminate between groups.
Stuttering: a review of research findings and theories circa 1982.
A model of stuttering as a genetically determined reduction in central capacity for efficient sensory-motor integration is preferred, provided acquisition of secondary symptoms is attributed to instrumental learning.
Relationship between quality of life and self-efficacy in persons with spinal cord injuries.
An investigation into the relationship between anxiety and stuttering.
  • A. Craig
  • Psychology, Linguistics
    The Journal of speech and hearing disorders
  • 1 May 1990
Results showed that persons who stutter had significantly higher levels of fear in a demanding speech situation and were also shown to have higher Levels of chronic anxiety than matched controls, but trait anxiety measured after treatment was within normal levels.
Social anxiety disorder in adults who stutter
The DSM‐IV diagnostic guidelines for diagnosing SP in AWS could result in professional confusion and have possible negative mental health ramifications, and implications for the psychological and medical treatment of AWS are discussed.