He knew that the South African government was trying to change its image so it could take part in the Olympic Games.

VOA: special.2010.02.07

Typically, we are oblivious to these factors that change our points and this is, in fact, a substantial and an important part of the study of psychology, and particularly, for instance, the study of racial and sexual prejudice.

通常，我们觉察不到,这些能够改变我们看法的因素,无意识实际上，是心理学研究中的一个重要内容，特别是在对种族偏见和性别偏见的研究中，会表现的更加明显。

耶鲁公开课 - 心理学导论课程节选

This helped him to change and move video tapes and television programs to create the fast-dancing images that are part of his work.

VOA: special.2011.05.18

It's about raising awareness and engaging people in the community so that they are part of this work" To promote change at the grassroots level, the city is building coalitions that bring together community and government agencies.

VOA: standard.2010.06.23