Fonoaudióloga, Consultora em Comunicação Humana para indivíduos e empresas, é também Coach com especialização em executivos. Doutora em Distúrbios da Comunicação Humana, leciona Distúrbios da Comunicação na pós-graduação da UNIFESP (Escola Paulista de Medicina) e Comunicação para Negócios nos programas Certificate in Business Administration e Business Projects no INSPER (IBMEC), São Paulo. É também diretora do Centro de Estudos da Voz – CEV, onde coordena o Curso de Especializaçào em Voz – CECEV, que está em sua vigésima turma. Palestrante reconhecida, recebeu mais de 70 prêmios e honrarias. É qualificada em instrumentos de autodesenvolvimento, análise de estilo de comunicação, perfil de personalidade e inteligência emocional.


WARREN ESTABROOKS, M.Ed., Dip. Ed. Deaf, LSLS Cert. AVT® is President and CEO of WE Listen International Inc. in Toronto, Canada. As a global consultant and professional trainer, he lectures worldwide about auditory-verbal therapy and practice, auditory rehabilitation and auditory learning for children and adults who are deaf or hard of hearing, their families and the professionals who serve them. He is particularly instrumental in the training and development of professionals in related pediatric and adult disciplines.
Mr. Estabrooks is a Global Ambassador of the Alexander Graham Bell Association for the Deaf and Hard of Hearing and a founding Director of the A. G. Bell Academy for Listening and Spoken Language. Warren was a founding Director of Auditory-Verbal International Inc. and is an Honorary Director of Bundesverein für Auditiv-Verbale Therapie Deutschland (BVAVT) and AV Israel. He is registered with the College of Teachers of Ontario and has held the position of assistant professor at the University of Toronto, Faculty of Medicine. He was the Director of the Auditory Learning Centre of the Learning to Listen Foundation in Toronto from 1980-2007
Mr. Estabrooks has been honored with the Susann Schmid-Giovannini Award for international excellence in auditory-verbal practice, the Professional of the Year Award from the International Organization for the Education of the Hearing Impaired (IOEHI), the Dr. E.W. Wight Memorial Scholarship and the Peter R. Newman Humanitarian Award in recognition of his contribution to children who are deaf and their families around the world. He has been acclaimed to the Canadian Who’s Who as a Canadian of Influence. The Learning to Listen Foundation received the first International Voice of Deafness Award and was twice honored as the Program of the Year from the International Professional Section (IPS) of A. G. Bell.
Mr. Estabrooks has been honored with the namesake of the Warren Estabrooks Center of the Wickramarachchi Speech and Hearing Center (WISH) in Colombo, Sri Lanka.
Mr. Estabrooks has made significant contributions to the literature including: Do You Hear That? (1992), Hear & Listen! Talk & Sing! (1994), Auditory-Verbal Therapy for Parents and Professionals (1994), The ABC’s of AVT (1995), Cochlear Implants For Kids (1998), The Baby Is Listening (2000), 50 FAQs about AVT (50 Frequently-Asked Questions About Auditory-Verbal Therapy) (2001), Songs for Listening! Songs for Life! (2003), The Six-Sound Song (2003), Jacob’s Journey (2003), Listen to this! Volume I (2004), We Learned to Listen (2005 Listen to this! Volume II (2006), and Auditory-Verbal Therapy and Practice (2006).



Aud(C), Reg. CASLPO, LSLS Cert. AVT® is the Director of MacIver-Lux Auditory Learning Services in King City, Ontario, Canada.  As an audiologist and certified auditory-verbal therapist, she provides therapy services and consultations to families and professionals.  Karen holds the position of Lecturer in the School of Human Communication Disorders at Dalhousie University, and is also a consultant to WE Listen International Inc.
From 1997-2007 Karen worked as an auditory-verbal therapist and coordinator of clinical services at the Learning to Listen Foundation (LTLF), North York General Hospital in Toronto. In addition, she worked as a clinical audiologist for several years.  She also served as a director of the board of Auditory-Verbal International, Inc.  Karen has a congenital severe to profound hearing loss and is a graduate of LTLF.
Karen was honoured by Maclean’s magazine as one of the Top 100 young Canadians of 2000 and received the Who’s Who in Students of American Colleges and Universities Award in 1993.
Karen has made contributions to the literature including: How the Student with Hearing Loss


A.         Current position and address:
William Beckner Distinguished Chair in Otolaryngology
Professor of Otolaryngology and Pediatrics
Chief of Pediatric Otolaryngology- Head & Neck Surgery
UT Southwestern Medical Center
Children's Medical Center Dallas
2350 North Stemmons Freeway
ENT Clinic, 6th floor, F6600, F6.03
Dallas, TX 75207
Phone: 214-456-6713
B.         Education:
Graduate: University of Southampton, UK (MD) 1982- 1987
Internship: University of Southampton, UK (MD) 1987- 1988
Residency (General Surgery): Royal College of Surgeons of Edinburgh 1988 - 1992
(FRCS – General Surgery)
Residency (Otolaryngology):Royal College of Surgeons of England 1993 - 1999
(FRCS-Otolaryngology HNS)
Fellowship: (Pediatric  Otolaryngology): 1995 - 1996
LeBonheur Children’s Medical Center, Memphis, TN
C.         Board certification and Licensure:
Fellow of the Royal College of Surgeons of Edinburgh (FRCSEd) 1992
Fellow of the Royal College of Surgeons of England (FRCS) 1994
E.C.F.M.G.: Permanent Revalidation of Certificate: 1995
Certification in Otolaryngology (FRCS-OTOHNS) 1999
Diplomate of the American Board of Otolaryngology 2011
D.         Previous Professional Experience:
2006-2011       Professor of Otolaryngology and Pediatrics, Director of Pediatric Otolaryngology, Departments of Otolaryngology and Pediatrics, Saint Louis University (Tenure July 2009)
2004- 2006     Associate Professor, Director of Pediatric Otolaryngology, Departments of Otolaryngology and Pediatrics, Virginia Commonwealth University.
1999 – 2004     Assistant Professor, Departments of Surgery and Pediatrics, University of New Mexico.
E.         Research:
Current Funding:
5U01HL083075-03 Randomized Controlled Study of 2009-2013
Adenotonsillectomy for Childhood Sleep Apnea (CHAT).
Role: Primary Investigator for SLU
F.         Bibliography:  selection from 81 publications:
            Rakesh Bhattacharjee, Leila Kheirandish-Gozal, Karen Spruyt, Ron B. Mitchell, Jungrak Promchiarak, Narong Simakajornboon, Athanasios G. Kaditis, Deborah Splaingard, Mark Splaingard, Lee J Brooks, Carole L Marcus, Sanghun Sin, Raanan Arens, Stijn L. Verhulst, and David Gozal. Adenotonsillectomy Outcomes in Treatment of OSA in Children: A Multicenter Retrospective Study. Am J Respir Crit Care Med. 2010 Sep 1;182(5):676-83
            Reginald F. Baugh, Sanford M. Archer, Ron B. Mitchell, Richard M. Rosenfeld, Raouf Amin, James J. Burns, David H. Darrow, Terri Giordano, Ronald S. Litman, Kasey K. Li, Mary Ellen Mannix, Richard H. Schwartz, Gavin Setzen, Ellen R. Wald, Eric Wall, Gemma Sandberg,  Milesh M. Patel. MS Clinical Practice Guideline: Tonsillectomy in Children. Otolaryngol Head Neck Surg. 2011, 144(1) Supplement S1-30
            Anita Jeyakumar, Nicholas Fettman, Eric S. Armbrecht and Ron Mitchell. A Systematic Review of Adenotonsillectomy as a Risk Factor for Childhood Obesity. Otolaryngol Head Neck Surg. 2011, DOI: 10.1177/0194599810392328
            Roland PS, Rosenfeld RM, Brooks LJ, Friedman NR, Jones J, Kim TW, Kuhar S, Mitchell RB, Seidman MD, Sheldon SH, Jones S, Robertson P. Clinical practice guideline: polysomnography for sleep-disordered breathing prior to tonsillectomy in children. Otolaryngol Head Neck Surg. 2011 Jul;145(1 Suppl):S1-S15
            Redline S, Amin R, Beebe D, Chervin RD, Garetz SL, Giordani B, Marcus CL, Moore RH, Rosen CL, Arens R, Gozal D, Katz ES, Mitchell RB, Muzumdar H, Taylor HG, Thomas N, Ellenberg S. The Childhood Adenotonsillectomy Trial (CHAT): Rationale, Design, and Challenges of a Randomized Controlled Trial Evaluating a Standard Surgical Procedure in a Pediatric Population. Sleep. 2011 Nov 1;34(11):1509-17.          
            Eliot S. Katz; Ron B. Mitchell; Carolyn M. D’ambrosio. Obstructive Sleep Apnea In Infants. American Journal of Respiratory And Critical Care Medicine 2011
            Anita Jeyakumar, MD MS; Syed I. Rahman, BA; Eric S. Armbrecht, PhD; Ron B. Mitchell, MD. The association between Sleep – Disordered Breathing and Enuresis in Children. Laryngoscope 2012
            Manasa Tripureni and Ron B Mitchell. Obstructive Sleep Apnea in Children. Laryngoscope 2012
            Mitsuhiko Tagaya, MD, PhD; Seiichi Nakata, MD, PhD; Fumihiko Yasuma, MD, PhD; Ron B. Mitchell, MD; Fumihiko Sasaki, MD, PhD; Soichiro Miyazaki, MD, PhD; Mami Morinaga, MD, PhD; Hironao Otake, MD, PhD; Masaaki Teranishi, MD, PhD; Tsutomu Nakashima, MD, PhD. Children with severe or moderate obstructive sleep apnoea syndrome show a high incidence of persistence after adenotonsillectomy. Acta Oto-Laryngologica 2012
            Ron B. Mitchell, MD; Heather M. Hussey, MPH; Gavin Setzen, MD; Ian N. Jacobs, MD; Brian Nussenbaum, MD; Cindy Dawson, RN, MSN, CORLN; Christopher Hartnick, MD;
            Cheryl Brandt, MSN, RN, ACNS-BC; Calvin A. Brown III, MD; Kathleen Deakins, MSHA, RRT, NPS, FAARC1; Albert Merati, MD. Clinical Consensus Statement: Tracheostomy Care. Otolaryngology -- Head and Neck Surgery 2012
            Dawn Teo, MD and Ron B Mitchell, MD. A review of effects of adenotonsillectomy on cardiovascular parameters in children with obstructive sleep apnea. Otolaryngology -- Head and Neck Surgery 2012
            Jonathan Perkins, MD, Norman Friedman, MD and Ron B Mitchell, MD. Current Practice Patterns for Sleep-Disordered Breathing in Children. Laryngoscope 2012
G. Books and chapters - selection:
Ron B Mitchell, Kevin D Pereira Ed. Pediatric Otolaryngology for the Clinician. Springer Science + Business Media, 2009. http://www.springerlink.com/content/vr543h/
Ron B Mitchell, Kevin D Pereira Guest Editors. Operative Techniques in Otolaryngology-Head and Neck Surgery, Pediatric Otolaryngology. Elsevier 2009
Kevin D Pereira and Ron B Mitchell, Ed. Pediatric Otolaryngology In Encyclopedia of Otolaryngology. Springer. Due to be published 2012




Consultant Otolaryngologist (Ear, Nose and Throat or ENT) surgeon at St. Georges Hospital, London. His specialist interests are the management of diseases of the ear, balance disorders and paediatric ENT. Mr Selvadurai is founder and director of the St. Georges Hospital Cochlear Implant Program.
Mr Selvadurai provides a comprehensive service in general paediatric and adult Otolaryngology.
The services he provides as well as useful information on some of the conditions he treats, including, Menieres Disease, Hearing loss, Glue ear, Tonsilitis Balance, Childrens ENT and Ear Infections.


1- Secretaria General de la IAPO,
2- Prof. de la Facultad de Medicina de la Universidad de San Pablo,
3- Presidente del Comite de ORL Pediatria de la IFOS (International
    Federation of ORL Societies),
4- Presidente Electa de la ISOM (International Society of Otitis Media),
5- Autora de 36 libros en ORL Pediatria (Español, Inglés y Portugués)


Assistant professor of Otolaryngology - Connecticut Children's Medical Children's, University
of Connecticut, Director of Swallowing Disorders Center, Visiting  Scientist Massachusetts
Institute of Technology,






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