Common Denominator is the title song of a CD featuring all original compositions by Tom Lieberman, and performed by his band, Tommy & The Liebermen. The song celebrates empathy, cooperation & compromise, and their critical role in healing a broken world. Minneapolis StarTribune reviewers placed the recording on their annual “Top 10” list, and described it as, “bluesy, simmering, profoundly philosophical,” “gentle, playful, romantic and infectious,” and “a charming, eclectic album of original songs.”