Danielle M. Cullen earned her bachelor's degree in music education in 2001, followed by her master's degree in music education in 2006, from West Chester University. Mrs. Cullen currently teaches elementary general music and chorus for the Downingtown Area School District and is in her eleventh year of teaching.

In addition to teaching, Mrs. Cullen is a freelance clarinetist and has performed with the Chester County Pops Orchestra, the Delaware County Symphony, the New Holland Band, the Pennsylvania Symphonic Winds, and the John Philip Sousa Band, as well as various other performances. Mrs. Cullen also teaches clarinet and piano lessons in her home studio and is serving on the board of PMEA District 12.