Paul Erlich (born 1972) is a guitarist and music theorist living near Boston, Massachusetts. He is known for his seminal role in developing the theory of regular temperaments, including being the first to define pajara temperament and its decatonic scales in 22edo.
Erlich was a member of the rock band Stretch.
- The Forms of Tonality
- A Middle Path Between Just Intonation and the Equal Temperaments
- Tuning, Tonality, and Twenty-Two-Tone Temperament