CAI Tianxin  蔡天新  (poet, essayist; China) is a professor of mathematics at Zhejiang University and the author of some 30 books of poetry, essays, and mathematics texts in China and abroad, including Every Cloud Has Its Own Name (2017) and Antologia Poetica (2014). A translator and editor of several poetry anthologies, he is the winner of the 2013 Naji Naaman Poetry Award (Beirut) and the 2017 National Award of Science and Technology (Beijing)  for his book of essays [Mathematical Legends]. His participation is made possible by the Paul and Hualing Engle Fund.