1999-2008 Edward Mooney, Jr. A is an expert in what? October 18, 2007 1. The history of flags. You must know your , which means you must know the power of Network. Colours and shapes could signify where this society have been, come from, and could be heading. His gut was self-, so he goes wi. Word Roots. Vexill- flag -ologist. Get ready to learn what truly means! Lets begin by down this word. Cookies from. By Edward Mooney in early.