To install ITK-SNAP on your Mac, follow these simple steps:

1. Drag the icon ITK-SNAP.app onto the Applications directory.

2. If you would like to call ITK-SNAP from the command line, copy the 
   included launcher script "itksnap" into a folder in your PATH, such as

     /usr/local/bin/ 

   (You can do this simply by dragging the "itksnap" icon onto the
   "usr-local-bin" icon)

3. You can launch ITK-SNAP in many ways:

     a. Using the Finder by clicking the ITK-SNAP.app icon

     b. Using the Finder by double-clicking 3D image files (.nii, .mha, etc.)

     c. From Terminal, by typing "itksnap"
