Da Vinci’s Notebook (or DVN) was an American singing group, active from the years 1993-2013. The band consisted of members; Bernie Muller-Thym, Greg “Storm” DiCostanzo, Paul Sabourin and Richard Hsu. DVN released three albums, Bendy’s Law in 1997, The Life and Times of Mike Fanning in 2000, and Brontasourus in 2002.

In 2004, Paul Sabourin and Greg “Storm” DiCostanzo went on to form the comedic music duo, Paul and Storm. Paul and Storm are still active and tour regularly with musician, Jonathan Coulton.

DVN made their debut at the 1994 Mid-Atlantic Harmony Sweepstakes, where they came in third place. In 1996, they came back and won the 1996 Mid-Atlantic Harmony Sweepstakes. They also won two Wammies for “Best A Cappella” group.