A trained Naginata player is fast and accurate as hell. I still think a halberd of any sort would be best. You can also hit with the butt of the pole-arm, giving you slashing, piercing, and bludgeoning all in one.
And as I've stated before, if you've trained in any of the Japanese weapon sports, you'll have a decent set of armor for protection as well.
Make friends with a non-miltary affiliated helicopter pilot
A small crowbar is a deadly bludgeon that has lots of applicability besides using it to crack heads, compared to a bat or bludgeon.
There is a smaller "one handed" version of a haligan tool.
Even saw one that had synthetic handle. Which would cut down on weight.
I'd post a pic, but I'm on an unfamiliar Mac right now, and can't figure it out.
I say we nuke 'em from orbit....****! sorry...wrong genre...
Gimp mask to prevent face hugger impregnation?
Unfortunately, this leaves me with no back-up plan, as I can't be carrying any personal weapons around them. It's a significant drawback in the plan.
Forgive me for not wading through the 40 pages. Has anyone mentioned Gool-Jitzu? I had the good fortune of interviewing the inventors of this martial art specifically designed for use against zombies. It includes recognition, rules of engagement, knowledge, and technique.
http://www.goolitzu.com - their website
http://youtu.be/xCXCX5ovfDY - my interview at the NYC Zombie Crawl this spring.