By Elena Goukassian
When Whitney Sherman goes to the post office, 99 percent of the time, she buys the same postage stamp a breast cancer research stamp first issued in 1998 that holds the title of longest-running postal issue in US history. The iconic stamp features a line drawing of Artemis, the Greek goddess of hunting, awash in a flowing rainbow of colors with the words “FUND THE FIGHT. FIND A CURE.” encircling her right breast. To date, the stamp has raised more than $90 million for breast cancer research, but that’s not the only reason Sherman buys it. In fact, she created the illustration.