Image caption contest: Please send Laura your own caption for the above image. Here are two to start with: May the stars guide you (left) wherever the winds blow (right). We prognosticate a happy future for Laura (mystical vision, left) and Andy (meteorology, right). If you can't see the image above, click here to view: http://hsci.ou.edu/images/magruder/GibbsFarewell.jpg Image source: Paracelsus, Prognostication (1536); courtesy History of Science Collections. To see the original uncropped version, click here: http://tinyurl.com/29ymww