Hein van de Geyn is a jazz double bassist, composer and band leader from the Netherlands. On this album, featuring John Abercrombie and the band Baseline, two of the songs are named and dedicated to (Jan) Akkerman and (Philip) Catherine, among several guitar players.

Geyn lived and worked in Seattle in 1980 and San Francisco the following year. He returned to Europe in 1983 and began playing with Philip Catherine in 1985. Van de Geyn toured with Chet Baker between 1985 and 1988, including Japan in 1987. Another multi-year association was with Dee Dee Bridgewater (1988–96). In 1990s he recorded with Lee Konitz; the two also played as a duo during the following two years. In 1994 he formed the band Baseline with John Abercrombie and Joe LaBarbera.

Also in 1994, Van de Geyn co-founded the jazz label Challenge Records, for which he was in charge of artists and repertoire. Challenge Jazz was spun out from the parent and has been owned since 2005 by Hein van de Geyn. In 2019 the label was acquired by Wigt International that released the catalogue under the name Baseline Jazz Records.