Condensed Matter Physics in the City 2020 will take place online this year under the heading “Deep Challenges of Quantum Materials: insights from entanglement and emergence”, as we will not allow COVID-19 to put a stop to this long-running series. Details of this year’s edition can be found here: https://research.kent.ac.uk/pqm/condensed-matter-physics-in-the-cities-2020/