“…Of course, the idea that playfulness is not only of importance for children, but for adults, it is also not new; for example, already Murray (1938) described the need for play as one of his basic human needs. It has been argued that playfulness can have important functions among adults, for example, a signal function in sexual selection, innovativeness at work, facilitating creativity, and experiencing sexuality (e.g., Brauer, Sendatzki, et al, 2021; Brauer, Friedemann, et al, 2023; Chick, 2001; Proyer, Tandler, & Brauer, 2019). More recently, the contribution of playfulness at work has begun to be examined.…”