Andy Rantzen is an electronic music artist from Sydney, Australia. He began his career in the 1980s as part of the experimental group Itch-E and Scratch-E, before releasing solo works under his own name and the moniker Blue Shift. Known for his innovative use of sampling and layering of sounds, Rantzen has influenced many in the electronic music community. He continues to produce and perform, blending elements of dance, ambient, and experimental music into his compositions.