In a recent Cluster publication by first author Young Scientist Steven Gauci, the authors review the current status, challenges, and opportunities of photochemically activated 3D printing inks. The publication published in Advanced Materials is a collaboration of Heidelberg University, KIT, and the QUT Centre for Materials Science. Besides second author Young Scientist Aleksandra Vranić, who also strongly contributed to the paper, Cluster PIs Eva Blasco, Stefan Bräse, Martin Wegener, and Christopher Barner-Kowollik were involved.