Guide · Practice for duos
In briefA leadership tandem is two people sharing one leadership role. To work, it needs three things: clearly divided roles, agreed decision rules and a coordinated outward presence. Good chemistry helps but doesn’t replace this structure.
Contents
What a leadership tandem is
A leadership tandem consists of two people who share one leadership role – unlike a dual leadership, where each person has a full role. The tandem appears as one leadership internally and externally, even though two people carry it. That’s exactly what makes it demanding: two heads must become one voice without giving themselves up.
The three success factors
1
Roles
Who owns what – clearly divided instead of diffusely shared.
2
Decisions
Who decides what, and what happens in disagreement.
3
Outward presence
How you appear to team and environment as a unit.
Key takeaways
- A tandem shares one role – a dual leadership has two full roles.
- Success rests on roles, decision rules and outward presence.
- The greatest leverage is at the start, before patterns harden.
How to build a tandem
- Divide roles and areas of responsibility clearly.
- Agree decision types and the disagreement mechanism.
- Define the shared outward presence.
- Put it all in writing and review after a few weeks.
Aus meiner Praxis
When I led in a tandem myself, writing things down was the turning point. As long as our agreements only existed in our heads, each one was negotiable – usually at the worst moment. Only the shared document carried us.
Why tandems fail
- Roles stay diffuse – both do everything, no one owns anything.
- A rule for the crunch of disagreement is missing.
- Contradictory signals arise to the outside.
- Unequal visibility breeds silent resentment.
For a clean start, find guidance in tandem start coaching; if it’s already grinding, conflict coaching helps.
Frequently asked questions
What’s the difference between a tandem and a dual leadership?
The tandem shares one role, the dual leadership consists of two full roles.
Does a tandem need good chemistry?
Chemistry helps but doesn’t carry alone. Without clear roles and rules, even the most likeable duo fails.
How do you best start?
With clear roles and decision rules – in writing, before daily life begins.
Sources & further reading
- Pearce, C. L. & Conger, J. A. (2003): Shared Leadership. Reframing the Hows and Whys of Leadership. Sage.
- Carson, J. B., Tesluk, P. E. & Marrone, J. A. (2007): Shared Leadership in Teams. Academy of Management Journal, 50(5), 1217–1234.
- Wang, D., Waldman, D. A. & Zhang, Z. (2014): A meta-analysis of shared leadership and team effectiveness. Journal of Applied Psychology, 99(2), 181–198.
How this article was written
This article is based on my own experience as a leader in a job-sharing model and 15 years of leading in banking, as well as the established research on shared leadership (see sources). Where I speak from practice, it is marked as such.
Updated: 25 July 2026
