I am happy to have caused a lot of stir with the Hillary logo design!
First, Robert came up with a version from a square (7x7 grid):
Then Jason came up with a more efficient one from a square (I actually
collapsed this one and had a lot of fun):
Next, Cheng Chit Leong made one from an 8x8 grid:
And today Michel Grand of France showed me an improved arrow starting
with my fold. He may post a CP soon:
Patsy had my design tweeted:
Oh, what fun!
My Modular Origami Galleries: http://www.origamee.net