"Willisau and all that Jazz" is a comprehensive reference book that documents the development of jazz in the city of Willisau since 1966. It highlights the beginnings with the Zurich amateur band Swinghouse Six and the subsequent performances of notable blues musicians such as Champion Jack Dupree and Eddie Boyd. Over the years, Willisau has evolved into a center for committed jazz, particularly in the 1970s when the jazz festival was established. This festival has not only showcased the avant-garde of international jazz but has also attracted a wide audience from across Europe. The authors, Niklaus Troxler and Olivier Senn, provide deep insights into the history and cultural significance of jazz in this region, complemented by numerous anecdotes and portraits of jazz greats who have performed in Willisau. The book is of interest to both jazz enthusiasts and professionals, offering a valuable resource for understanding the history of jazz in Switzerland.