Before I call on the next speaker, I welcome guests of the Minister of State, Deputy Grealish, who are here for the world Parkinson's association conference, which is being held in the Powerscourt Hotel in the next few days: Professor David Burn, president of University of Galway; Dr. Susan Fox, president-elect from Toronto; Dr. Jennifer Gorman, secretary of Barrow Neurological Institute, Chicago; Professor Marcello Merello, secretary-elect of head movements disorders from Buenos Aires, Argentina; Professor Carolyn…