Michael and Ellen Altieri, of West Islip, announce the birth of their son ack Michael Altieri on May 14, 2001 at South Side Hospital in Bay Shore. He weighed eight pounds, nine ounces and was 21 inches long. The grandparents are Theresa and Peter Altieri of Babylon and Pete and Joan Cavanaugh of Florida. Peter Altieri Jr. of Babylon and Jennifer Cavanaugh of West Islip are his grandparents.