Jennifer Lieberman and Eric Pietrzak were married Aug. 29 at the home of the bride's parents in Katonah. The bride is a middle school teacher in Nassau County and is the daughter of Barbara and Edward Lieberman of Scarsdale. The bridegroom is a musician and the son of A. Robert Pietrzak, formerly of Albertson, and Sharon Pietrzak, both of Manhattan. The bride earned a bachelor's degree in political science and a master's in the teaching of social studies from Teacher's College, Columbia University. The groom earned a bachelor's degree in psychology from Skidmore College. They live in Queens.