张世秋，北京大学环境科学与工程学院教授、博士生导师。长期以来一直从事环境经济学、环境政策以及全球环境协议的相关研究与教学工作。担任的学术兼职包括：联合国环境署履行蒙特利尔议定书技术与经济评估委员会资深专家（1997-）、联合国环境署蒙特利尔议定书增资特别工作组共同主席（2002-）；曾担任亚洲环境与资源经济学会理事会会长（2017-2019）、联合国环境署“气候和清洁空气联盟”科学顾问组成员（2013-2019）等职。曾多次获得国内外奖励。
Shiqiu ZHANG, Professor of Environmental Economics at College of Environmental Sciences and Engineering, Peking University. She has been teaching on environmental economics and environmental management, and has been conducting various research projects related to environment and development issues which covers Environmental economics and Policy, global environmental treaties, sustainable development. She is a Senior expert member of UNEP Technology and Economic Assessment Panel for implementing Montreal Protocol (1997-) and Co-chair of the Task Force for Replenishment of the Multilateral Fund for Implementing the Montreal Protocol (UNEP) (2002-), and member of Scientific Advisory Panel for UNEP Climate and Clean Air Coalition to Reduce Short Lived Climate Pollutants (CCAC) (2013-2019). She also served as president of Asian Association on Environment and Resource Economics (AAERE) (2017-2019).