Donald Gore, 76, volunteer tax preparer AARP Foundation Tax-Aide program
Upon retiring as an attorney for Lockheed in 1995, Gore soon found a way to share his interest and expertise in taxation.
As part of a free AARP Foundation program funded by the IRS, he spends December through April preparing about 85 tax returns -- mostly for the elderly -- taking particular delight in unearthing prior-year refunds due new clients.
A trailblazer in the program's shift from pencil and paper to computers, he's also the technical coordinator for six AARP tax-prep sites in California's San Luis Obispo County.
"The 1040's instructions are more intimidating than the form itself. If you go down line by line, it's pretty simple."
NEXT: Last-minute filing tips