Leadership in team-based organizations: On the threshold of a new era

The discipline of team leadership appears poised for major advances, both in terms of science and practice. This introduction to the special issue on leadership in team-based organizations identifies some of the major challenges and opportunities regarding future advances of team leadership. They include more fully addressing multilevel issues; cross-level effects; design, methods and measurement issues; studying team leadership in context; and the possibility of hybrid leadership forms in teams. The special issue articles are then briefly discussed organized around collective, relational, and individual team leader levels of analyses.