ศิลป์ศุภา แจ้งสว่าง Sǐnsùpha Châengsàwâng („Silpsupa Jaengsawang“) is the author of the fourth volume of the Hamburger Thaiistik-Studien that has just been published: Relationship between Anisong Manuscripts and Rituals. A Comparative Study of the Lan Na and Lao Traditions. The 500+ page book, has been published with the support of the Royal Thai Embassy.