Books NewsFeatures II – Substack Launch Posted 08.02.2026 On January 7, 2026, Peter launched the digital publication of his work “Five Factors in Melodies and Their Creative Potential”. You can follow his posts on the American platform SUBSTACK with free and paid subscriptions. https://peterherborn.substack.com/ Post navigation PreviousSocial Media Related posts Features II Books•Posted 29.11.2025 Jazz Arranging Ebook Release Books, News•Posted 04.05.2025