On September 10 2015 at 7:00 PM, Professor Sabine Bergler from Concordia University, Montreal, Canada gave a talk entitled Tweeting Beyond Facts – The Need for a Linguistic Perspective in the New Conference Hall of Sofia University. She presented research and research results carried out at her CLaC Lab, specializing in modeling extra-propositional material for text interpretation. This includes reported speech, speculative language, negation, modality, sentiment analysis. Mozaika introduced Professor Sabine Bergler to the Bulgarian audience in collaboration with the Data Science Society. More information about the event can be found here.