Essays
Chassidic Artistry by Yisroel Arye
The Transformative Powers of the Chassidic Niggun by Nikki Richard
The Power of a Chassidic Melody by Levi Goldstein
Sing A New Song from Beis Moshiach Magazine
Translations
Introduction to Sefer HaNiggunim (Part 1) [PDF Download: English | עברית]
Likutay Torah Parshas Korach - Working to Reveal Love through Prayer (and Music) - (courtesy of learnchassidus.com)
Sefer Zera Yitzchak by R’ Yaakov Gootblatt (Trans. by Yisroel Arye)