When you look at the web sites of mind mapping experts, you tend to see the beautiful maps they have drawn… about this thing and that thing and the other thing the expert six web sites away is saying today.
Information visualizations (mind maps, concept maps, Aunt Tildy’s homemade maps) are about presenting CONTENT in a way that makes it easier to understand.
Real information that is believed by content experts? Information that is reliable and valid? Information provided by credible sources (not Cousin Herbert after a frat party) such as well known polls and surveys, peer-reviewed journal articles, official government statistics, the web site of the guy who watchdogs all of the government statistics, and other credible sources speaking on or off the record?