Yidan Han is the author of two books of poetry Standing against the Wind (1993) and Selected Poems of Green Voice (2004, bilingual).  She is a coauthor of the first Dictionary of Rhetoric (2000) and other four academic books in expounding classical Chinese poetry.  She grew up in Fujian, China and has been using Green Voice as her pen name to publish poems before 2005.  Her poems have appeared in many literary journals and anthologies in China, United States, Singapore and the Philippines and she has received a number of poetry awards in China and the US.  She is the founder and editor-in-chief of the first bilingual English and Chinese poetry website in the world poetrysky.com.  She lives in Providence, Rhode Island.

绿音，原名韩怡丹。生于中国福建。 新闻传播学士，文学创作硕士，福建省作家协会会员，曾任记者、编辑数年。著有诗集《临风而立》（1993）、《绿音诗选》（2004，中英双语诗集），合作编著中国第一部《辞章学辞典》（2000）以及四本中国古诗文评点译析导读书籍。 80年代曾任厦门大学《采贝诗刊》副主编。2004年12月创办“诗天空” poetrysky.com——全球首家中英诗歌双语网站，任主编。她的中、英文诗作发表于中国、美国、新加坡、菲律宾报刊及十几本诗选中，诗作曾在中美获多项诗创作奖。 她自2002年移居美国罗得岛州普罗维登斯。