Daniel L. Steele

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While there have been single case reports of the development of circadian rhythm sleep disorders, most commonly delayed sleep phase syndrome following traumatic brain injury (TBI), to our knowledge there have been no group investigations of changes to sleep timing in this population. The aim of the present study was to investigate sleep timing following TBI(More)
Our long-term goal is to develop improved hearing aids for people suffering from sensorineural hearing impairments and cochlear implants for the deaf. Our efforts are focused on problems resulting from inadequate knowledge of the effects of various transformations of speech signals on speech reception by impaired listeners, specifically on the fundamental(More)
We report the case of a 10-year-old girl with the karyotype 46,XX,del(17)(p12p13.1) who presented a remarkable incongruence in higher cerebral functioning. Certain language skills were very superior, with reading and spelling at a 17-19 year-old level of proficiency. Nonverbal skills, however, were mostly below average, executive functioning and(More)
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