You are hereHome › Sediment (x) › Liebens, Johan (x) › Julie Gray (x) › Conference Paper (x) › Gray, Julie A. (x) › Leadership preparation (x) › Search results (1 - 2 of 2) Label Investigating the role of collective trust, collective efficacy, and enabling school structures on overall school effectiveness Gray, J. (2016). Investigating the Role of Collective Trust, Collective Efficacy, and Enabling School Structures on Overall School Effectiveness. NCPEA Education Leadership Review, 17(1), 114-128. Organizational and relational factors in professional learning communities Gray, J., Mitchell, R., & Tarter, C. J. (2014). Organizational and relational factors in professional learning communities. Planning and Changing, 45(1), 83-98.