Below is a list of major edits and improvements to OMT. Minor edits (fixing typos, adding worksheets, aesthetic changes, etc.) are not necessarily listed.
We will not make major changes to the textbook during the school year (September–May).
Existing chapters edited
- AABA Form and Strophic Form worksheet replaced with a version that uses Briformer.
- “Listening to Pop Form” worksheet replaced with “Verse-Chorus Form” worksheet that uses BriFormer instead of Audacity.
- “Modal Reharmonization Composition Exercise” MuseScore file now hosted on textbook domain; .mscz instead of .mscx”
- Lead sheet symbols” → “chord symbols” in many worksheets, to align with chapter terminology
- Pentatonic Harmony (https://viva.pressbooks.pub/openmusictheory/chapter/pentatonic-harmony/):
- Add usual chapter materials: take aways, further reading
- Expand Example 1 to show all 5 rotations
- Reduce Example 3 (Stevie Wonder) to bass only (all and only the relevant part to avoid ambiguity)
- Expand text in general and specifically to add …
- New section on 5ths and 5th progressions, including …
- D-A-G-C example of what Lewandowski calls the fallender Quintanstieg (https://www.gmth.de/zeitschrift/artikel/508.aspx) as seen in TLC’s ”Waterfalls” (1994/5)
- 20th/21st-c. Techniques
- Score-embed (play-back supported) examples added (Rachmaninoff and Hensel)
- Significant expansion to both harmony and serial listings.
- Harmony also adds options for direct download of scores and snapshot-style links for browsing.
- Helpful documents: moved from front matter to back matter
New Parts added
- Rhythm and Meter. Collects cross-references to existing chapters and several new chapters.
- Ear Training Appendix. Contains The Basics of Sight-Singing and Dictation and Examples for Sight-Singing and Sight-Counting chapters, and may include other similar repositories at a later date.
New Chapters added
- Examples for Sight-Singing and Sight-Counting levels 1 and 2
- Metrical Dissonance
- Twentieth-Century Rhythmic Techniques
Other small-scale changes (edits, etc.) are still being made.
- All chapters are line-edited for improved clarity, consistency, and accuracy. Thanks to Erin K. Maher for editing OMT!
- The chapter “Half- and Whole-Steps and Accidentals” is now titled “Half Steps, Whole Steps, and Accidentals.” The URL is unchanged.
- The chapter “Mi (scale degree 3) in the bass at beginnings” is now titled “The mediant harmonizing mi (scale-degree 3) in the bass.” The URL is now
- Added Chapters in Development section, where authors will soft-launch new material to be added to OMT in future years.
- Replaced M/m abbreviations for quality (major/minor) with ma/mi, which are more accessible for people using screen readers.