Marcello Barbieri (born 1940) is professor of embryology at the University of Ferrara, Italy. He has conducted research on embryonic development and ribosome crystallization at the Medical Research Council in Cambridge, UK, the National Institutes of Health in Bethesda, USA, and the Max-Planck-Institut für Molekulare Genetik in Berlin. He has published books on embryology and evolution, and has taught biophysics, molecular embryology and theoretical biology respectively at the Universities of Bologna, Sassari and Turin. His research interests include embryology, evolution and biosemiotics. He is Editor-in-Chief of the journal Biosemiotics, was a co-Editor of the Springer Book Series in Biosemiotics.