Dr. Pimsleur, a Ph. D. and specialist in the field of applied linguistics, devoted his life and career to learning languages and understanding the psychology of language acquisition.

皮姆斯勒博士，一个博士和应用语言学领域的专家将毕生都贡献给学习语言，研究学习语言的心理。

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Her experience has led her to campaign for stalking to be treated as a serious crime in its own right with specialist teams who understand the psychology of stalking and how to recognise the signs of a stalker who is escalating his threats.

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As for the impact on viewers, the effect of disturbing and violent images is hard to measure, said Elana Newman, who teaches psychology at the University of Tulsa and is a specialist in psychological trauma.

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