Executive Function and Fronto-striatal Circuitry:

form (Cameron et al., 2009b). The following changes have been made to the chapters in this thesis with respect to the original publications. In Chapter 2, minor editorial changes have been made for continuity with other chapters in the thesis, as well as to correct an error in reporting degrees freedom in one-way ANOVA statistical tests. Editorial changes include: „nonswitch‟ to „non-switch‟; „P‟ to „P‟; „F‟ to „F‟. The changes in the reporting of degrees of freedom are: „F(1,2)‟ to „F(2,33)‟. In Chapter 3, minor editorial changes have been made for continuity with other chapters in the thesis. These changes include: „Supporting Fig.‟ to „Supplementary Fig.‟; „tdf‟ to „t‟. Finally, in Chapter 4, minor editorial changes have been made for continuity with other chapters in the thesis, which include: „pro-to-anti‟ to „pro2anti‟; „anti-to-pro‟ to „anti2pro‟;„t(df)‟ to „t‟.