Background: Lavender is one type of medicinal plants which have long been used for different purposes. Objective: The purpose of this study is to investigate the effect of fragrances of Lavender on the Quality of Sleep, Mood, Team Cohesion and Performance of Women Volleyball Players. Methods: The participants in this study were 24 women volleyball players from Junior Clubs First Championship ...

This paper empirically investigates the impact of normative social influence on group homogeneity in media preferences and group meeting outcomes in a setting where 58 student groups voluntarily used various communication media over a three-month software development project period. Group homogeneity in media preferences was argued to mediate the impact of normative social influence on group me...

One of the most consistently studied constructs in group dynamics research is Cohesiveness. It is a fact, that there is a tendency to see the effects of group cohesiveness as being largely positive. The periodic review of cohesiveness–performance relation had been positive. However, not much attention has been devoted to the fact that group cohesiveness can be detrimental to the group performan...

In biology, the evolution of increasingly cooperative groups has shaped the history of life. Genes collaborate in the control of cells; cells efficiently divide tasks to produce cohesive multicellular individuals; individual members of insect colonies cooperate in integrated societies. Biological cooperation provides a foundation on which to understand human behavior. Conceptually, the economic...