00779cam a2200265 4500 67588480 TxAuBib 20100908120000.0 071218s2007||||||||||||||||||||||||eng|u 9780980122329 0980122325 TxAuBib Leaf, Caroline, 1963- Who switched off my brain? : controlling toxic thoughts and emotions / Caroline Leaf. Rivonia : South Africa, 2007. 144 p. : ill. ; 22 cm. Includes bibliographies and index. 20100908. Learning. Thought and thinking. Brain. Intellect. Study skills. Brain mapping.