The specificity of voice leading in Elżbieta Sikora's Opera Madame Curie from the perspective of performing the part of Missy Meloney

This article contains scientific reflections on the ways of performing vocal parts in a contemporary opera on the example of the opera by a living Polish composer Elżbieta Sikora entitled Madame Curie, telling the story of life and work of an outstanding Polish scientist and Nobel Prize winner, Maria Curie-Skłodowska. Based on her own experiences in performing one of the roles in the opera - an American journalist, Missy Meloney - the author analyses the vocal part in terms of melodic, intonation, rhythmic, articulation and acting difficulties and forms conclusions about the specifics of voice leading.