Some great resources for all those interested:
Spilling Open: The Art of Becoming Yourself By Sabrina Ward Harrison for inspiration
Visual Journaling Going Deeper than Words by Barbara Ganim and Susan Fox for a more theoretical psychological approach.
You can also find some great examples at visualjournaling.com
The 3 Examples pasted below are some cool journals I found by an artist Teesha Moore you can find her at http://www.teeshascircus.blogspot.com/