Merger of the online versions of: Perspectives on language learning and education; Perspectives on neurophysiology and neurogenic speech and language disorders; Perspectives on voice and voice disorders; Perspectives on fluency and fluency disorders; Perspectives on speech science and orofacial disorders; Perspectives on hearing and hearing disorders. Research and diagnostics; Perspectives on aural rehabilitation and its instrumentation; Perspectives on public health issues related to hearing and balance; Perspectives on hearing and hearing disorders in childhood; Perspectives on issues in higher education; Perspectives on administration and supervision; Perspectives on augmentative and alternative communication; Perspectives on swallowing and swallowing disorders (Dysphagia); Perspectives on communication disorders and sciences in culturally and linguistically diverse populations; Perspectives on gerontology; Perspectives on school-based issues; Perspectives on global issues in communication sciences and related disorders; Perspectives on telepractice; Perspectives on speech science; Perspectives on audiology.