Dr Marisa Cordella is Associate Professor in linguistics in the School of Languages and Cultures at the University of Queensland. She is an expert in discourse analysis in the areas of intercultural and doctor-patient communication, language studies, intergenerational and ageing studies. She is currently the Director of Research in the School of Languages and Cultures at the University of Queensland. She is the author of The Dynamic Consultation: A discourse analytical study of doctor-patient communication (Benjamins, The Netherlands, 2004), Behavioural Oncology: Psychological, communicative, and social dimensions (Springer, New York, 2014; with A. Poiani) and co-editor of the book Rethinking second language learning: using intergenerational community resources (Multilingual Matters, Bristol, United Kingdom, 2016; with Hui Huang). Dr Aldo Poiani is adjunct research associate at the School of Biological Sciences of Monash University. He is a professional biologist expert in behaviour and evolution, and has carried out research in social behaviour, immunology, endocrinology, and disease, adopting an evolutionary perspective. He is author of the books Behavioural Oncology: Psychological, communicative, and social dimensions (Springer, New York, 2014; with M. Cordella), Animal Homosexuality: A biosocial perspective (Cambridge University Press, Cambridge, 2010); and editor of the books Pragmatic Evolution: Applications of evolutionary theory (Cambridge University Press, Cambridge, 2012) and Floods in an Arid Continent (Academic Press, Amsterdam, 2006).