The year ends, and critics are expected to come up with lists. The best, the worst, the most surprising - you know the drill. Being a rebel at heart, I am ignoring the annual string of superlatives to give you one name and declare its owner the most inspirational theater person I have encountered in 31 years of writing about the stage. Richard DiPrima is an unassuming Madison clinical psychologist who gave up his practice to follow a blazing passion: encourage and enable children and teens to perform in rigorous classical stage productions.