Worn by Troop Pathways Volunteers and Volunteers in Training. An adult position bar indicates the present position of a volunteer in the Girl Scout organization. Worn centered between membership pin and World Trefoil Pin. A maximum of two position pins may be worn on the uniform jacket or blouse, side by side, centered between pins above and below. On adult insignia tab, place pins one above the other. Senior Girl Scouts serving as leaders wear the yellow position pin between the World Trefoil pin and the membership pin.