This is easily customizable, lazy-loaded about page for Windows Phone apps inspired by the article Building a detailed About page for your Windows Phone application. For live example, please see Starfield Screensaver app on Marketplace.
Read comment in GoingToAbout.cs file and see Dietphone GPL source release for example usage source code.
See the COPYING file for MIT license.
If you have any questions please feel free to contact me at pawel-dot-stroinski-at-pabloware-dot-com.