chapter 1 Gene–Environment Interaction and Complex Behavior -- chapter 2 Current Perspectives on the Genetic Analysis of Naturally Occurring Neurological Mutations in Mice -- chapter 3 Conditional and Inducible Gene Targeting in the Nervous System -- chapter 4 Functional Identification of Neural Genes -- chapter 5 Studying Brain Development and Wiring Using a Modified Gene Trap Approach -- chapter 6 N-Ethyl-N-Nitrosourea Mutagenesis: Functional Analysis of the Mouse Nervous System and Behavior -- chapter 7 DNA Arrays and Gene Expression Analysis in the Brain -- chapter 8 DNA Microarrays and Human Brain Disorders -- chapter 9 Full-Length cDNA Libraries: Reagents for Functional Studies of the Nervous System -- chapter 10 Methods for Gene Delivery to Neural Tissue -- chapter 11 Neural Stem Cells and Brain Repair -- chapter 12 Statistical Methods to Discover Susceptibility Genes for Nervous System Diseases -- chapter 13 Genetic Variation Analysis of Neuropsychiatric Traits.