Scatbook 21 11 17 Kaitlyn Katsaros Regurgitatin... May 2026

Each module introduces a set of 8–12 melodic fragments (e.g., a descending minor‑third line, a syncopated “da‑da‑doo” rhythm). Students transcribe the fragments, then practice regurgitating them in various keys, tempos, and rhythmic contexts. The worksheets encourage:

In the context of scatology, regurgitation can influence the composition and characteristics of feces. For example, the efficiency of nutrient absorption before regurgitation can affect the nutritional content and appearance of waste products. ScatBook 21 11 17 Kaitlyn Katsaros Regurgitatin...

Regurgitation, a process often observed in certain animal species, involves the return of food from the stomach to the mouth. This act, commonly seen as a form of predigestion or as a defensive mechanism, holds intrigue not just in the biological and zoological communities but also in popular culture. Each module introduces a set of 8–12 melodic fragments (e

Kaitlyn Katsaros is a classically trained vocalist turned jazz educator, with a Ph.D. in Musicology from the University of Michigan. Her research focuses on oral tradition, improvisational linguistics, and the cognitive mechanisms behind spontaneous composition. Prior to ScatBook, Katsaros published several journal articles on “musical meme theory” and taught at the Berklee College of Music’s Scat Lab. a descending minor‑third line

Her background gives the book a solid academic footing while retaining the accessibility required for a practical guide. Throughout the text she interweaves anecdotes from her own performance career (including stints with the New York Jazz Collective) with citations from seminal works by scholars such as George Russell, Gunther Schuller, and linguist Noam Chomsky.

The mechanisms behind regurgitation vary significantly across species. In birds, a muscular contraction in the stomach and throat helps in ejecting the food. In mammals, including humans, regurgitation can occur involuntarily due to conditions like gastroesophageal reflux disease (GERD) or as a voluntary act.