L.G.Alexander，世界著名的英语教学权威，曾任欧洲现代语言教学委员会理事。其著作为交际教学法奠定基础，其中一些如NCE和Follow Me已成经典教材。 何其莘博士，现任北京外国语大学副校长、英美文学教授、博士生导师。著有《英国文艺复兴时期文学史》、《英国戏剧选读》和Listen to This等。

In this acclaimed work, Gilder offers an illuminating discussion of how to increase wealth and curtail poverty, arguing that most welfare programs only serve to keep the poor in poverty as victims of welfare dependency.

乔治·吉尔德（George Gilder），当今美国知名未来学家、经济学家，和尼古拉斯·尼葛洛庞帝和马歇尔·麦克卢汉一起，被誉为“数字时代的三大思想家”。毕业于哈佛大学，并曾服务于美国海军陆战队。 20世纪80年代，他成为供应学派经济学的代表人物，其作品《财富与贫困》被誉为里根革命的改革指南，在美国销售超过100万册；90年代，成为新经济的倡导者，曾被白宫授予“企业杰出奖”。在90年代中期的美国高科技领域，乔治?吉尔德就已经声名远播，经常与安迪?格罗夫、彼得·德鲁克等同场演讲。他还是《福布斯》《哈佛商业评论》等著名杂志的撰稿人，《企业之魂》《知识与权力》《通信革命》《货币之惑》等著作影响极大。

In this acclaimed work, Gilder offers an illuminating discussion of how to increase wealth and curtail poverty, arguing that most welfare programs only serve to keep the poor in poverty as victims of welfare dependency.

乔治·吉尔德（George Gilder），当今美国知名未来学家、经济学家，和尼古拉斯·尼葛洛庞帝和马歇尔·麦克卢汉一起，被誉为“数字时代的三大思想家”。毕业于哈佛大学，并曾服务于美国海军陆战队。 20世纪80年代，他成为供应学派经济学的代表人物，其作品《财富与贫困》被誉为里根革命的改革指南，在美国销售超过100万册；90年代，成为新经济的倡导者，曾被白宫授予“企业杰出奖”。在90年代中期的美国高科技领域，乔治?吉尔德就已经声名远播，经常与安迪?格罗夫、彼得·德鲁克等同场演讲。他还是《福布斯》《哈佛商业评论》等著名杂志的撰稿人，《企业之魂》《知识与权力》《通信革命》《货币之惑》等著作影响极大。

What is temperature, and how can we measure it correctly? These may seem like simple questions, but the most renowned scientists struggled with them throughout the 18th and 19th centuries. In Inventing Temperature, Chang examines how scientists first created thermometers; how they measured temperature beyond the reach of standard thermometers; and how they managed to assess the...(展开全部)

What is temperature, and how can we measure it correctly? These may seem like simple questions, but the most renowned scientists struggled with them throughout the 18th and 19th centuries. In Inventing Temperature, Chang examines how scientists first created thermometers; how they measured temperature beyond the reach of standard thermometers; and how they managed to assess the...(展开全部)

In Inventing Temperature, Chang takes a historical and philosophical approach to examine how scientists were able to use scientific method to test the reliability of thermometers; how they measured temperature beyond the reach of thermometers; and how they came to measure the reliability and accuracy of these instruments without a circular reliance on the instruments themselves...(展开全部)