|7) Click the New Adjustment Layer in the Layers palette.
8) Click Gradient Map. The Gradient Map dialog appears and the image behind it changes to grayscale.
9) Click OK to close the dialog.
10) Double-click the Channel Mixer Adjustment thumbnail in the Layers palette. The Channel Mixer dialog appears. Make sure the Preview check box is selected in the dialog.
11) Click and drag the dialog to one side so you can see the image.
12) Click and drag the sliders for each Source Channel to get the contrast you want.
13) Click OK.
14) Click Layer.
15) Click Merge Visible. The top three layers merge in the Layers palette leaving only the Background copy layer in the grayscale and the Background layer in color.
16) Click in the Visibility box by the original Background layer to make it visible.
17) Click the Eraser tool.
18) Click the Brush options to select a brush size.
19) Click the Airbrush thumbnail in the Options menu.
20) Double-click in the Opacity data field in the Options menu and type 20.
21) Erase over the area to be colorized.
22) Double-click in the Opacity data field in the Options menu and type 40.
23) Click the Brush options and drag the slider to reduce the brush size.
24) Erase over parts of the colored area to increase the color. The viewer’s attention is drawn to the perfect spot.
Thanks, #2007 MBEA Summer Conference