Here is some drive train for your new team mates to see what swerve-crab-warthog like drive train could be.
http://www.chiefdelphi.com/forums/sh...646#post830646
And I'm currently in this class on thinking about building stuff- some of the slide shows may help you lead your team to good designs.
http://web.mst.edu/~ide20/
http://web.mst.edu/~ide20/lessons/lesson10/Design.ppt
Hope it helps