Convert A Photo Into A Drawing

Photo to Sketch:

With this fast, easy-to-use program, you can convert any photo-not just portraits-into an interesting, folksy sketch. While Photoshop can also perform this function, Photo To Sketch does it faster.

The following is an example from a photo of my son:

iain photo converted to a drawing

The standard version displays an annoying popup occasionally and has limited functionality, but it works.

(via Lifehacker)