Hans Dulfer is one of the most versatile musicians in the Netherlands. He closely follows the latest trends but remains a quintessential jazz musician. With his illustrious and pioneering bands such as De Perikels, Reflud, and Big Boy, Hans became the most well-known saxophonist in the country. He also frequently performed with other artists, including Boy Edgar, John McLaughlin, Willem Breuker, Jan Akkerman, and Herman Brood.