As a founding coeditor of the Journal of Applied Animal Welfare Science and a member of the International Advisory Committee of the Center for Zoo Animal Welfare and Ethics (CZAWE), I welcome this opportunity to publish for the third time (see earlier issues Volume 16, Number 4 [2013] and Volume 18, Supplement [2015]) selected proceedings from the Fourth Global Animal Welfare Congress of the Detroit Zoological Society’s CZAWE. I have the honor of presenting a brief overview of the congress, entitled “Zoos and Aquariums as Welfare Centers: Ethical Dimensions and Global Commitment,” which was held May 3, 2017, through May 6, 2017.

中文翻译：

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惠特动物园吗？不可避免的问题。

作为《应用动物福利科学杂志》的创始编辑和动物园动物福利与道德中心（CZAWE）国际咨询委员会的成员，我欢迎有此机会第三次发表该出版物（请参阅第16卷的较早版本）第4号[2013]和第18卷，补编[2015]）选自底特律动物学协会CZAWE第四届全球动物福利大会。我荣幸地介绍会议的简要概述，题为“动物园和水族馆作为福利中心：道德层面和全球承诺”，会议于2017年5月3日至2017年5月6日举行。