Dennis Danielson is an intellectual historian with interests in the scientific revolution and in the history, literature and cultural meaning of astronomy. His anthology of cosmological writings, The Book of the Cosmos, was named to Amazon.com’s Editor’s Choice top 10 science books for the year 2000. His biography of Copernicus’s sole student and “apostle,” The First Copernican: Georg Joachim Rheticus and the Rise of the Copernican Revolution, appeared in 2006. He has published in American Journal of Physics, Nature, Journal for the History of Astronomy and Spektrum der Wissenschaft, and is head of the English Department@the University of British Columbia. Address: #397 – 1873 East Mall, University of British Columbia, Vancouver, BC, Canada V6T 1Z1. E-mail: danielso@interchange.ubc.ca.