Dr Jan Wiktor Tkaczyński is a professor at the Jagiellonian University in Kraków, Poland. His research focuses on comparative constitutional law and environmental law in the European Union.

扬•维克托•特卡钦斯基教授（prof. Jan Wiktor Tkaczyński） 是克拉科夫雅盖隆大学的教授。他的研究重点是欧盟的比较宪法学和环境法。

Dr Łukasz Gacek is a professor at the Jagiellonian University in Kraków, Poland. His most notable work has revolved around China’s energy and environmental policies.

卢卡斯•加塞克教授（prof. Łukasz Gacek） 是克拉科夫雅盖隆大学的教授。他的主要工作围绕着中国能源及环境政策的研究。