In this chapter of Darwin or Design, I talk with Dr Massimo Pigliucci. Dr Pigliucci is a Professor of Ecology and Evolution as well as of Philosophy at Stony Brook University in New York. His research is on questions of nature vs. nurture and on the conceptual issues in evolutionary theory.He received a Doctorate in Genetics from the University of Ferrara in Italy, a PhD in Botany from the University of Connecticut, and a PhD in Philosophy from the University of Tennessee. He has published more than 75 technical papers and several books on evolutionary biology. His most recent technical book is Making Sense of Evolution: Toward a Coherent Picture of Evolutionary Theory. Prof. Pigliucci has been awarded the prestigious Dobzhansky Prize from the Society for the Study of Evolution.In 2004 he has been elected fellow of the American Association for the Advancement ofScience for fundamental studies of genotype by environmental interactions and for public defense of evolutionary biology from pseudoscientific attack.