Dehoogh, A., & Den Hartog, D. (2008). Ethical and despotic leadership, relationships with leader’s social responsibility, top management team effectiveness and subordinates’ optimism: A multi-method study. The Leadership Quarterly, 19, 297-311.
 Lumby, J. (2009). Collective leadership of local school systems power, autonomy and ethics. Educational Management, Administration & Leadership, 37, 310-328.
 Mowles, C. (2009). Consultancy as temporary leadership: Negotiating power in everyday practice. International Journal of Learning and Change, 3, 281-293. http://dx.doi.org/10.1504/IJLC.2009.024693
 Pearce, C., Manz, C., & Sims Jr., H. (2008). The roles of vertical and shared leadership in the enactment of executive corruption: Implications for research and practice. The Leadership Quarterly, 19, 353-359. http://dx.doi.org/10.1016/j.leaqua.2008.03.007
 Uhl-Bien, M., Marion, R., & McKelvey, B. (2007). Complexity leadership theory: Shifting leadership from the industrial age to the knowledge era. The Leadership Quarterly, 18, 298-318.