Sylvia is the Director of Research at Sensory Integration Education where she facilitates and promotes research to inform and enhance clinical practice. She works closely with Sheffield Hallam University supporting the MSc in Sensory Integration students throughout their dissertation journey. Her professional background encompasses clinical, management and research roles in the NHS, working alongside NICE to incorporate the service user voice within clinical guidance. She led the development of evidence based clinical guidelines for her professional body. She taught undergraduate and postgraduate students for over 10 years at City, University of London, and completed her PhD at King’s College London. She has been actively involved in professional activities and her professional body, the Royal College of Speech and Language Therapists for many years, as a clinical advisor and committee member, and most recently was Deputy Chair of the Professional Practice and Policy Committee. Her clinical practice, Relational Communication Practice Ltd, provides assessment and intervention for young people and adults with complex congenital and acquired neurological disorders, specifically acquired brain injury. She also works as a medico-legal Expert Witness within this clinical specialism. She is an Advanced Practitioner in Sensory Integration. Her current areas of research include developing a sensory processing assessment for acquired brain injury, investigating the impact of vestibular disorders on communication, developing an assessment of interoception for voice disorders and evaluating the impact of teaching clinical reasoning.

Dr Debbie Bethlehem is a speech and language therapist who has specialised in the area of voice, as well as acquired neurological disorders in adults. She works as part of a clinical team in medico-legal cases, and also offers supervision in her areas of speciality. She is a member of a multidisciplinary working group developing a screening tool for vestibular disorders, and is currently enrolled in PG Cert in Sensory Integration. Her current research interests include interoception and its relevance for clinical populations of voice and brain injury, as well how vestibular disorders may affect communication.