The book review discusses *Phenotypic Plasticity: Beyond Nature and Nurture* by Massimo Pigliucci, published by The John Hopkins University Press in 2001. The concept of phenotypic plasticity, which explores how organisms can change their traits in response to environmental cues, has gained significant attention in evolutionary biology. The review highlights the book's timely contribution to the field, noting its accessibility and comprehensive coverage of topics such as genetics, molecular biology, developmental biology, ecology, behavior, evolution, and theoretical biology. The reviewer, GJ Holloway, praises the book for its clear writing and layout, making it suitable for students at various levels. He recommends the book highly for anyone interested in evolution, emphasizing its potential to stimulate new insights into the topic of phenotypic plasticity.The book review discusses *Phenotypic Plasticity: Beyond Nature and Nurture* by Massimo Pigliucci, published by The John Hopkins University Press in 2001. The concept of phenotypic plasticity, which explores how organisms can change their traits in response to environmental cues, has gained significant attention in evolutionary biology. The review highlights the book's timely contribution to the field, noting its accessibility and comprehensive coverage of topics such as genetics, molecular biology, developmental biology, ecology, behavior, evolution, and theoretical biology. The reviewer, GJ Holloway, praises the book for its clear writing and layout, making it suitable for students at various levels. He recommends the book highly for anyone interested in evolution, emphasizing its potential to stimulate new insights into the topic of phenotypic plasticity.