Web traffic means that you almost know everything about your users: when they arrive, how long they stay on each page, what they read, where they go and when they leave you. Real-time metrics are great for suggesting more personalised content for your readers and more specific targeting for your advertisers. Not all newsrooms are created equal under data, yet every one has the potential. We have selected the most advanced media on the cutting-edge of profiling and personalisation. With Frederic Filloux, Monday Note Editor and former Head of Digital, Les Echos Haile Owusu, Chief Data Scientist, Mashable