Planners economic development officials policy makers and general enthusiasts have an obsession with lists and rankings of metro areas. That’s the charge from Vincent Valk of Next American City . In “List-o-mania” Valk argues that this obsession is largely insignificant at the megacity level. Whether Los Angeles or Washington is ranked as the country’s most congested area is not likely to be enough of a factor in changing someone’s mind to move to a particular region.