In answering the question posed as to how a treatment widely regarded by attachment clinicians and researchers as destructive and unethical came to be linked with attachment theory and to be seen as a viable and useful treatment, O'Connor and Nilson cite the use of the Internet to publicize attachment therapy and the lack of knowledgeable mainstream professionals or appropriate mainstream treatments or interventions. They set out recommendations for the better dissemination of both understanding of attachment theory and knowledge of the more recent evidence-based treatment options available.