Elisabetta Falchetti thanks me in her paper: Falchetti EM (2012). Biological Evolution on Display: an Approach to Evolutionary Issues Through a Museum. Evolution: Education and Outreach 5(1):104-122. DOI 10.1007/s12052-012-0396-z. “A special thanks to Emanuele Serrelli for his precious critical revision of the manuscript” (p. 121). Thanks to Elisabetta for her great work and for acknowledging me.