Dr James Thompson, senior honorary lecturer in psychology at University College London, said it had always been known that IQ test results are a combination of innate ability and other variables.

伦敦大学学院的高级荣誉心理学讲师詹姆斯·汤普森博士说，人们一直都很清楚，智力测试的结果是先天能力和其它变量的综合。

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It was led by Dr Fraser Lauchlan, an honorary lecturer at Strathclyde's school of psychological sciences.

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Dr Alan Watkins is an Honorary Senior Lecturer in Neuroscience and Psychological Medicine at Imperial College and runs a training and coaching company.

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Mr Soutar, who is also an honorary senior lecturer at Glasgow University, said patients were so desperate for surgery that many were willing to forsake the next year's holiday to pay for treatment.

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