Prof. Poulikakos gave an invited talk at the META 2021 conference titled โDiagnostic Colorimetric Metasurfaces Visualize Disease in Fibrous Biological Tissueโ in the session “Light-matter Interactions in New Materials and Meta-Architectures.” Thank you to Nicolรฒ Maccaferri, Vincenzo Caligiuri, Mario Miscuglio and Said Zouhdi for the invitation!