Many people think shooting portraits is difficult. If you let it be, sure, but if you take away the fact that it's a person and start looking at your subject just like any other still life, start using light and shadow with the contours it becomes easy.
Here's a couple head shot portraits I've done...
http://i49.photobucket.com/albums/f2...d.jpg~original
http://i49.photobucket.com/albums/f2...q.jpg~original
-Alexander
