Mr Field, a respected toiler for social justice whose support has enhanced the credibility of her cause, thinks it is usually wise to separate advice on a service from its provision.

菲尔德（Field）为社会正义辛勤劳作而倍受尊敬，她认为通常将服务提供者和建议者分离更明智，她的支持增加了对多里丝（Dorries）的理由的可信度。

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She added that the U.S. Environmental Protection Agency EPA canceled its approval for field tests using the organism once she had told them about her research in 1999. CET-6, 2005.6.

她还说，在1999年她告诉她的研究结果后，美国环境保护局(EPA)取消了野外生物测试的许可。

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Her firm runs highly coveted fellowship and mentoring schemes, and its alumni are spreading its ideas throughout the development field.

ECONOMIST: Face value