The cover collage for this issue incorporates still images from the following winners from the 2007 OPS Scientific Exhibit and the RIT Student Images Showcase (in alphabetical order by artist):

A Christmas Tale
Bruno Bertini, CRA

SnapPea
Emily Blair

Glue
Rheinberg Illumination
Hillary Guzik

Macro Design
Stephen Hiller

Conjunctival Hemangioma
Michael P. Kelly, CPT

Eggplant
Heather Meers

Mosquito
Jason Sober