Inspired by Bauman's notion of "liquidity," we problematize the sociocultural dynamics taking place in contemporary retail. The notion of liquid retail enables researchers to untangle marketplace transformation and to highlight developments centred around markets and marketactors that jointly transform each other. This introduction underlines, as a point of departure, recent developments in retailing that have been marked by the corrosion of fixity and boundaries. We provide a short synopsis of marketplace transformation and liquid retail, from a sociocultural perspective, and summarize the papers included in this special issue.This special issue features a set of reflections and a collection of papers that explore marketplace transformation as a process through which markets and market actors mutually transform each other. The spotlight is set on retail, where despite persuasive calls to explore the socio-cultural make-up of retail contexts (Arnould 2005;Miller 1995;Miller et al. 1998), and the growing body of interdisciplinary work on retail-related topics, such as fast fashion (Barnes and Lea-Greenwood 2010; Todeschini et al.