Steven Garrett

1
Issues For Project 5 - 7

• Project your key map insets
• Use an inset map to represent highly detailed
  areas, like urban centers
• Use white not hollow for legend, map insets, and
  marginal information if formatting over base-map
• Line Legends and marginalia up with frame lines
• Main theme needs to be the most visually
  prominent, e.g., increase traffic flow
• For essays Color ? Grayscale ? Black White and
  high traffic volumes ? traffic congestion

2
Rounding
Incorrect
Correct
Legend Afternoon Peak Traffic
Legend Afternoon Peak Traffic
0 5,323 5,324 9,993 9,994 15,398 15,399
19,874 19,875 25,421
0 5,500 5,501 10,000 10,001
15,500 15,501 20,000 20,001 25,500
Round more precisely if data and audience
require it
3

• Representing negative and positive changes
• Pivot around zero, with increasingly positive
  or negative values at either end
• Use the most prominent color/value to represent
  the most important thematic side
• Use the same class break ranges on either side
  with the same thickness of lines