Allison Richo “What are you going to do with that?” It’s a question college students and newly minted college graduates often hear from family and friends. For Allison Richo, who finished college in the 1980s, the that” was an art degree. Today, she holds a bachelor’s degree in fine arts from Spelman College in Atlanta, Ga., and for the last 25 years has helped high school students in Prince Georges County, Md., see the world through artistic eyes. “It’s been…