b'Image CreditsFront and back cover: Bacillus subtilis biofilmPage 33: The Biologist Magazine, summer 2021 formation. Biofilm formation of B. subtilis onissue. Royal Society of Biology. Cover image of LBGM medium. Maria Paula Huertas Caycedo,Pseudomonas aeruginosa colony biofilm (with University of Dundee.extracellular matrix stained red), Scott Chimileski.Page 2: Biofilm found on water stagnation:Pages 34-35: Credit as noted under images.Colourful biofilm on water stagnation found when hiking. Maria Paula Huertas Caycedo, UniversityPage 36: 3D printed porous microparticles of Dundee. interacting with mammalian cells in culture. Professor Felicity Rose and Professor Ricky Page 8: Bright orange slime collecting along theWildman, University of Nottingham.edges of the water as a result of bacteria that oxidises the iron released from the ground water.Page 37: Polymicrobial biofilm of Staphylococcus Jennifer Dewing, University of Southampton. aureus (magenta) and Pseudomonas aeruginosa (cyan). Md Anirban Jyoti and Professor Miguel Page 16: The building blocks of a biofilm. ACamara, University of Nottingham.computationally generated output from a 3D dataset of a mature E. coli biofilm using thePage 39: Snehal Kadam and Dr Karishma Kaushik analysis package, BiofilmQ. Dr Liam Rooney,at Eurobiofilms 2019 in Glasgow. Dr Karishma Heriot-Watt University. Kaushik, Savitribai Phule Pune University, India.Page 18: Scanning electron microscope image ofPage 40: Reusable face visor with anti-viral a bacterial biofilm of Staphylococcus epidermidiscoatings and high optical performance. Professor growing on calcium sulfate. 2019 NBIC-UOS, DrRasmita Raval, University of Liverpool and Dermot Robert P. Howlin and Dr Paul Stoodley. Monaghan and Victor Bellido-Gonzalez, Gencoa Ltd.Page 23: Clash of the colis. A false-coloured mesoscopic image of two adjacent EscherichiaPage 41: Left: Untreated silicone (showing coli biofilms acquired using the Mesolens, andbiofilm). Right: Lactam treated silicone (showing subsequently deconvolved to increase the qualityno biofilm) on catheter sections in artificial urine, of the image. Dr Liam Rooney, Heriot-Watt48h S. aureus SH1000 eGFP 24h + P. mirabilis University. DsRed 24h. Dr Paolo Pantalone, University of Nottingham.Page 24: Catheter associated clinical biofilm and mineralization. Mineralization (blue) enmeshedPage 42: Antifouling on ship hull. Michael Elleray.within a biofilm (cyan) formed on a urinaryPage 44: The Meeting of Kingdoms. Composite catheter. Kiril Kalenderski and Nicola Weston,of confocal laser scanning microscopy images University of Nottingham. of a fluorescently stained interkingdom polyPage 28: Eurobiofilms 19. Goode Photography. microbial biofilm containing major wound pathogens. Dr Manuel Romero and Dr Shaun Page 30: Enginerring workshop illustrations, TomRobertson, University of Nottingham.Bailey. Page 59: Mirror, Mirror. Close-up image of the Page 32: MicroBattle game artwork. Upgrade47,biofilm that covers the scales of a Mirror Carp. Yassine_Sey, Elangkarosingo, Olegtsoy,Mark Burton, University of Southampton.Abhimanyuartbot, Endless_Studio, Ryanprastian.Page 33: Fluff shaped biofilm structures surrounded by round calcium carbonate minerals. Kiril Kalenderski and Nicola Weston, University of Nottingham.59'