We are pleased to announce that registration is now open for the 4th Manchester Multiscale Conference! The conference will take place 30 March - 1 April 2020 at the Manchester Conference Centre. There is a great line up of speakers: Maria Fyta (Stuttgart, Germany), Frauke Gräter (Heidelberg, Germany), Syma Khalid (Southampton, UK), Horst Lillig (Greifswald, Germany), Céline Merlet (Toulouse, France), Irina Paci (Victoria, Canada), Lars Pastewka (Freiburg, Germany), Anđela Šarić (UCL, UK), and Rebecca Wade (Heidelberg, Germany). The early bird registration deadline is 1 December 2020 and the final registration deadline is 30 January 2020. The abstract submission deadline is 30 January 2020. Details and registration at www.ccpbiosim.ac.uk/multiscale2020.