Research Lab

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Lore & Background

In 1962–63, during her first sabbatical leave, Howard conducted research in Canada that would change perception studies forever. She investigated the perceptual effects of wearing spectacles tinted with two colors (McCollough, 1965b). This specific experiment led directly to her discovery of the effect that bears her name (McCollough, 1965a). Her paper on color adaptation of edge-detectors in the human visual system ignited a wave of research. Later, after resigning from Oberlin in 1970 to raise her daughter and son, she returned to vision research in 1986 under contract with the University of Dayton Research Institute (UDRI). There, she studied color roles in flight simulation displays for the Air Force Human Resources Lab at Williams Air Force Base, Arizona, publishing key findings in 1992, 1994, and 1996.

In Their Own Story

Her research trajectory shifted significantly when early color displays offered only dim light, prompting her to join the Commission International de l'Eclairage (CIE) division on mesopic photometry (e.g., Howard, 1997). By November 2003, she resigned from the Night Vision Training Research Program and moved to Portland, Oregon. Before this move, after 1995, she had joined the Air Force laboratory's program under private corporation contracts, studying early mesopic adaptation to luminance decrements in cockpits while wearing night vision goggles (Howard, Tregear, & Werner, 2000). Even as her focus moved toward practical applications like flight safety and display management, she completed research on the relation between the McCollough effect and global pattern-processing in 2000 (McCollough, 2000), proving that her initial curiosity about color and edges continued to drive her scientific inquiry decades later.

Reader's Guide

To understand Howard's impact, one must trace the timeline from her 1955 dissertation paper on Mach bands at Columbia University to her final published work. Her career path offers a clear map: start with her early teaching years (1954–1956) and Oberlin appointment; move to the pivotal Canadian sabbatical (1962–63) where the McCollough effect was born; follow her 1970 departure for family life; then track her 1986 return via UDRI. Key milestones include her work at Williams Air Force Base in Arizona, her CIE contributions on mesopic photometry in the late 1990s, and her specific studies on night vision goggles published around 2000. The final chapter of her active research involves her move to Portland in November 2003 after resigning from the Night Vision Training Research Program.

Did You Know?

• Celeste McCollough Howard was the first woman appointed to a full-time position in the Department of Psychology at Oberlin College.
• She discovered the McCollough effect during a sabbatical leave in Canada while wearing spectacles tinted with two colors in 1962–63.
• After resigning from Oberlin in 1970, she returned to research in 1986 under contract to the University of Dayton Research Institute.
• Her work on dim light from early color displays led her to participate in the CIE division on mesopic photometry.
• She moved to Portland, Oregon in November 2003 after resigning from the Night Vision Training Research Program.