Chapter 1. Introduction to neurogenetics -- Chapter 2. Neurogenetic analysis in Caenorhabditis elegans -- Chapter 3. Regionalisation of the early nervous system -- Chapter 4. Early neurogenesis and gliogenesis in Drosophila -- Chapter 5. Neural stem cells and brain tumour models in Drosophila -- Chapter 6. Eye development in Drosophila: from photoreceptor specification to terminal differentiation -- Chapter 7. Neurogenetics of memory, learning and forgetting -- Chapter 8. Evolution and origins of nervous systems -- Chapter 9. Neural stem and progenitor cells in the mammalian brain -- Chapter 10. Models of neurodegenerative diseases.