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Marisa Cruz is a Researcher at the Phonetics and Phonology Lab (CLUL/FLUL), University of Lisbon. She obtained a PhD on prosodic variation in European Portuguese (phrasing, intonation and rhythm) in 2013, in the same institution. She is currently member of the Direction Board of Center of Linguistics of the University of Lisbon, where she investigates visual prosody in European Portuguese, by comparing the prosodic role of gestures in spoken language with the prosody of Portuguese Sign Language. Her research interests also cover language acquisition and language disorders.

Sónia Frota is Full Professor of Experimental Linguistics at the University of Lisbon. Her research seeks to understand the properties of prosodic systems (phrasing, intonation, and rhythm), the extent to which they vary across and within languages, and how they are acquired by infants and help to bootstrap the learning of language. She is the editor in chief of the Journal of Portuguese Linguistics (since 2002), and the Director of the Center of Linguistics at the University of Lisbon (since 2020).