Leadership is leadership. Taking roles of responsibility in processes of collaboration. Making people work together around shared goals. And yet it is always different. Why, how, what, with whom: the answers to these questions are never definite. It is important to continue to develop leadership and not allow it to get stuck. The 19 thoughts were created for this purpose. Based on science. Intended to inspire and to deepen insight together into leadership that is, and leadership that is needed.