Career

30+ years of research in voice production and speech biomechanics

Education

  • Ph.D. in Engineering, Shizuoka University (Japan), 1993
    • Focus: Voice production and vocal fold dynamics
  • Master of Engineering, Shizuoka University (Japan), 1990
  • Electrical and Electronic Engineer, National University of Córdoba (Argentina), 1985

Current Position

  • Professor (Full), Department of Computer Science, University of Brasília, Brazil (2011 - present)
    • Teaching: Theory of computation, discrete mathematics
    • Research: Voice production, speech synthesis, computational phonetics

Visiting Research Positions

  • Visiting Researcher, Laboratory of Geophysical and Industrial Flows (LEGI), Grenoble Alpes University (UGA), France:
    • September - October 2022: LabEx Tec 21 Program (UGA)
    • June - August 2019 and November 2019 - January 2020: "Campagne chercheurs invités 2019" (UGA)
    • Research focus: Source-tract acoustical coupling, phonation threshold pressure
  • Visiting Researcher, Faculty of Applied Sciences, Université Libre de Bruxelles (Belgium), CNPq/F.R.S.-FNRS Scientific Cooperation Program
    • September 2012 and December 2013 - January 2014
    • Collaboration with Jean Schoentgen on voice disorder synthesis
  • "Poste Rouge" Visiting Researcher, GIPSA-Lab, Grenoble, France
    • September 2010 - March 2011

Previous Academic Positions

  • Associate Professor, Department of Mathematics, University of Brasília (1997-2011)
  • Postdoctoral Fellow, Department of Psychology, Queen's University (Canada) and Department of Computer Science, University of Toronto (1996-1997)
    • Research on speech motor control and facial biomechanics
  • Researcher, CNPq (Brasil):
    • Department of Electrical Engineering, Federal University of Santa Catarina (1993-1994)
    • Department of Computer Science, University of Brasília (1995-1996)

Awards and Honors

Research Fellowships

  • Research Fellowship of the CNPq (Brazilian National Council for Scientific and Technological Development):
    • Biomedical Engineering (2022 - present)
    • Mathematics (1998 - 2020)
  • Monbusho Scholarship, Japanese Ministry of Education for foreign graduate students (1987-1993)

Scientific Awards

  • First Place (2021) and Second Place (2017) in Prize "Paulo Pontes" of the Brazilian Chapter of The Voice Foundation
  • Prizes for Excellence (2013, 2015) and Honorable Mention (2016, 2020) for papers presented at conferences of the Brazilian Society of Speech-Language Pathology and Audiology

International Research Collaborations

  • Grenoble Alpes University (France) - Physical modeling of phonation
  • Université Libre de Bruxelles (Belgium) - Voice disorder synthesis
  • Center of Voice Studies, São Paulo (Brazil) - Clinical voice assessment
  • Haskins Laboratories, Yale University (USA) - Speech production
  • Queen’s University (Canada) - Facial biomechanics in speech

Research Impact

  • 50+ peer-reviewed publications in leading journals
  • Highly cited works on vocal fold oscillation, speech articulatory variability, and facial biomechanics
  • Developer of SimuVox voice synthesis software (award-winning)
  • Creator of PhonaLab web-based voice analysis platform
  • International collaborations spanning 4 continents

For a complete list of publications, please visit the Publications page.