Clarke, authored a book relating Jungian personality types to the Gospel by correlating Biblical themes to Jung's functions.
Do you know your Myers-Briggs type? Or do you have a tendency to wing projects and improvise as you go? Well, I know and created plenty including ones more true to Jung.
If you would decide to help them, why would you do so? If you'd like, you can even check my Michael Caloz's test here.
I feel like a mix of both and yes, I looked at the functions, and they made nothing more clear, I'm basically as ambivalent as it gets.