Selected Invited Guest Presentations at International Level in the last 10 years 

2001                Invited to deliver keynote address on Speech Analysis at the 9th  International World Congress on Cleft Palate and Craniofacial Anomalies, GothenburgSweden.

2001                Invited panellist on Nasopharyngoscopy in Symposium on “Evaluation of Velopharyngeal Function” at the 9^th International World Congress on Cleft Palate and Craniofacial Anomalies, GothenburgSweden.

2002                Contributor to National Meeting on the Management of Cleft Lip and Palate,Colombo,Sri Lanka.

2003                Cleft Symposium, Royal Children’s Hospital,Melbourne. Best Practice in Speech Pathology, and a workshop on the management of speech disorders in children with cleft lip and palate.

2003                Keynote Speaker: Speech outcome – how do we know which interventions work?  Australian Cleft Lip and Palate Meeting, Sydney.

2003                Pre-Conference Symposium. Invited Speaker: Measurement of Speech – Lessons from theUK. Australian Cleft Lip and Palate Meeting, Sydney.

2003               University of Latrobe,Melbourne, School of Human Communication Sciences. Colloquia: Nasal Speech: the evidence base in assessment and management of Velopharyngeal dysfunction at theInstituteofAdvanced Studies.

2003                Guest Speaker – Grand Rounds, Royal Children’s Hospital, Melbourne. Lessons Learned from Centralising Cleft Lip and Palate Services in theUK.

2003                Guest Speaker, Allied Health and Nursing Conference, Royal Children’s Hospital,Melbourne. Getting the Evidence into Clinical Practice.

2004                Invited Speaker Pre-Conference Symposium of the Third Annual Conference of Indian Society of Cleft Lip, Palate & Craniofacial Anomalies. The management of hypernasality.

2004                Invited to deliver Braithwaite Oration Lecture. The origins and development of speech and language therapy in the modern day cleft lip and palate team.  Third Annual Conference of Indian Society of Cleft Lip, Palate & Craniofacial Anomalies.

2004                Jointly delivered national course in speech prosthetic appliances with Mars and Worrell, Lady Ridgeway Hospital Colombo, Sri Lanka.

2005                Invited speaker. Preconference Symposium. Velofacialcardiac syndrome – whats new with 221q11DS? How are speech and language affected by the 22q11deletion and how can we help? An international perspective (Louise Mills and) Debbie Sell. 62^nd annual meeting of the American Cleft Palate-Craniofacial Association,Myrtle Beach.South Carolina.

2005                Invited panellist with D. Kuehn, J Trost-Cardamone, T Sweeney, G Henningsson.  Two panel presentations on Issues in Universal Reporting Parameters For Speech.10^th International Congress on Cleft palate and related Craniofacial Anomalies ,Durban.,South Africa.

2005                Invited speaker. Speech Outcomes and Velopharyngeal Dysfunction: how do we know which Interventions are Effective? Craniofaciale afwijkingen en velofaryngale insufficiëntie logopedische aspecten. Katholieke Universiteit,Leuven,Belgium.

2005                Invited speaker. Symposium on Speech and Language Disorder Survey inChinaand demonstrating the professional post for speech and language training,Tianjin.

2007                Invited speaker. Lohmander A. Persson C. Sell D. Plenary Session: Speech evaluation in clefts: methodology for assessment of treatment outcome. 8^thEuropean Craniofacial Congress,Bilbao,Spain.

2007                Invited speaker. Shaw W. Long R. Brusati R. Hortis-Dzierzbicka, Klimova I. Gonzalez B. Schachner P. Sell D. Sader R. Plenary Session: Barriers to improving cleft care and research in Europe and USA.  8^th European Craniofacial Congress, Bilbao, Spain.

2007                Invited as consultant  to the Third Americleft Meeting, Indianapolis, USA.

2007                Invited with Mars and Sommerlad to present on Velopharyngeal incompetence diagnostic approach  Societa Italiana per lo studio e la cura delle labio-palato-schisi e delle malformazioni cranio-maxillo-facciali.Milano,Italy.

2007                Invited by CityUniversity, Londonto Cambodiaas advisor to Cleft Palate Programme Children’s Surgical Centre, Phnom Peng

2007                Invited speaker International Foundation of Cleft Lip and palate Workshop, Beijing, China. Diagnosis and management of cleft palate speech.

2008                Sell D. Two invited lectures on Issues in Measuring Speech Outcome and Velopharyngeal Dysfunction. Audiology and Speech Pathology Department,SriRamachandraUniversity.

2009                Sell D. Invited speaker to Ramathibodi-Tawanchai Cleft Craniofacial Forum and 2nd Annual Meeting of the Thai Cleft Lip Palate and Craniofacial Association,Thailand

2010                Presentations to the Americleft Speech group.

2010                Invited  panelist  with Sommerlad, Kirschner, Solot and Persson.. Timing of Surgical Interventions. Speech and Palate. The 7^th Biennial International 22q11.2 Deletion Syndrome.

2010                Invited panelist with Ball, Howard, Hesselwood, Lohmander, Trost Cardamone. The UK and Ireland experience of striving for listener reliability on a cleft speech outcome tool. The 13^th Meeting of the International Clinical Linguistics and Phonetics Association, Oslo, Norway.

2011                Organiser of Pre Conference Workshop with Valerie Pereira . Assessment and management of speech disorders related to cleft lip and palate. 10th Annual Conference of the Indian Society of Cleft Lip, Palate and Craniofacial Anomalies, Chennai.

2011                Invited to deliver Millard’s visiting professor oration – “Cleft lip and palate: Contemporary thinking in the evaluation of speech outcomes”. 10th Annual Conference of the Indian Society of Cleft Lip, Palate and Craniofacial Anomalies, Chennai.

2011                Americleft Speech Group: 3 day training workshop on CAPS-A, Minneapolis, USA with Harding-Bell and Sweeney.

2011                Invited Speaker. 3rd Cleft Palate and Craniofacial Symposium, Riyadh, Saudi Arabia.

2011              Keynote Speaker , 9th European Craniofacial Congress, September 2011, Salzburg, Austria

2011               Videoconferencing cleft course to speech and language therapy students Sri Lanka

1986 –            Organised and contributed to reciprocal visiting programmes in the UK for staff from Galle Sri Lanka; Toronto Canada; Stockholm Sweden; Beijing China; Ekaterinburg Russia, Kandy, Sri Lanka.