Fascinating, @abigail-dantes! I have a friend who is an Existential Psychotherapy and, I admit, I never quite understood what that meant.
I am an Egyptian thinker/poet and, for years, Existentialism meant the world to me (Nietzsche felt closer to me than my own skin, and Kierkegaard not too much further) . If you're interested, here's a sort of manifesto/ literary introduction to my work:

http://www.bu.edu/agni/interviews/online/2010/stein.html

Happy New Year,
Yahia