A complete guide to leadership skills, with 100 in-depth competencies you can use in practice
This leadership skills library brings together a comprehensive set of leadership competencies, frameworks and tools to support modern leadership practice. It covers core areas such as trust, communication, conflict, accountability, collaboration and performance. Each capability includes practical guidance, common barriers, development enablers and reflection questions designed to support real-world leadership development.
Leadership today is less about having all the answers and more about creating the conditions for learning, accountability, and connection. This library of one hundred leadership capabilities is not a rulebook or a checklist. It is an invitation to pause, to reflect, and to choose where you most want to grow.
When leadership moves beyond skills
As leadership challenges become more complex, many situations stop responding to better communication, clearer accountability, or stronger collaboration alone. They are shaped instead by feedback loops, power dynamics, delayed consequences, informal networks, cultural drift, unintended side effects, and systems that adapt faster than plans can keep up. At that point, leadership becomes less about applying individual competencies and more about governing how the system itself senses, learns, evolves, and protects its own long-term viability.
For leaders operating in this terrain, the Complexity Leadership Library provides an advanced layer of capability focused specifically on leading living, adaptive systems under uncertainty. It builds on the foundations in this library and extends them into areas such as distributed intelligence, adaptive governance, polarity leadership, system health stewardship, and reflective governance. → Explore the Complexity Leadership Library
The current Leadership Library below
Each capability is described through three lenses: barriers, enablers, and self-reflection questions. Barriers help surface what may be getting in the way, often through small, habitual patterns that are easy to overlook. Enablers point towards practices that open up new possibilities and strengthen how we show up as leaders. The questions are not tests to pass, but prompts designed to deepen the conversations you have with yourself and with others.
The library draws on more than thirty years of experience in business across different leadership levels, alongside formal study, including an MBA and an MSc in Systems Thinking in Practice, and ongoing dialogue with leaders, teams, and organisations. It is informed by research and practice, but it is not presented as definitive. Its value lies less in the words themselves and more in the meaning you make of them in your own context.
This work is not about becoming the “perfect leader.” It is about reclaiming leadership as an everyday act of citizenship: how we convene people, how we create a sense of belonging, how we navigate difference, and how we stay accountable to one another in the midst of real constraints and complexity.
Think of this less as a reference page and more as a companion. You might arrive with a specific challenge, or simply with curiosity. You might explore it on your own, or use it as a prompt for conversation with a colleague or a team. However you approach it, the intention is the same: to support reflection and encourage thoughtful experimentation with new ways of leading.
If you are looking to explore specific leadership dilemmas, you may find the Leadership Questions page a helpful place to start.
I am in the process of extending each page beyond barriers, enablers and self reflection questions, so do check back!
Leadership Library: practical ways to use it
This Leadership Library is designed to support focused, practical development, whether you are responding to an immediate challenge or investing in your longer-term growth. You do not need to work through it all. Start where it is most useful.
1. Use it for an immediate need
If you are facing a specific decision, conversation, or project, begin there. Ask yourself:
- What is the situation that feels most pressing right now?
- What leadership capability would help me navigate it better?
Go directly to that capability and use it as a prompt for reflection and action.
2. Focus on what is stretching you now
If you are not dealing with a single urgent issue, start with your current leadership context. Consider:
- Which situations are stretching me at the moment?
- Where do I notice gaps in my confidence or effectiveness?
Rather than working through the whole library, choose one or two capabilities that closely match your current challenges.
3. When you are unsure where to start
If you are unsure what you need to develop, use the library as a space for exploration. One practical approach is to run a short development sprint:
- Select one leadership capability
- Commit to focusing on it for 30 days
- Identify one or two behaviours to experiment with
- Schedule short weekly check-ins to reflect on what you are learning
Treat this as an experiment, not a test.
4. Use it for self-coaching
Each capability includes reflection questions. These can be used to deepen your thinking, support journaling, or structure a conversation with a coach, mentor, or trusted colleague. The aim is not to judge your performance, but to build awareness and insight.
5. Use it to develop your team
The library can also support collective learning. You might:
- Bring a capability into a team meeting or learning session
- Use it as a prompt for discussion or reflection
- Explore how the capability shows up across the team
This can help surface shared challenges, build alignment, and encourage open dialogue.
6. Use it for longer-term development
Over time, you can use the library to shape a broader leadership development plan. Consider:
- Your current strengths
- Capabilities you want to strengthen
- Future roles or challenges you are preparing for
If your organisation uses a leadership framework or competency model, the library can be mapped to support more formal development planning.
Getting the most from the barriers section
The barriers section helps you notice what may be getting in the way of your effectiveness in a particular area of leadership.
How to work with barriers
Read the list slowly and honestly.Notice which barriers resonate with you or trigger discomfort. Stay curious rather than judgmental.
A) Use a simple traffic-light review. For each barrier, ask:
- Green: not an issue for me
- Amber: sometimes a challenge
- Red: actively getting in my way
This quickly highlights where to focus.
B) Prioritise using impact and urgency. For the barriers that matter most, score each one:
- Impact: how much does this limit my effectiveness? (1–5)
- Urgency: how soon does this need attention? (1–5)
Add the two scores together and focus on the highest-scoring barrier.
C) Reflect on real situations. Ask yourself:
- When has this barrier shown up recently?
- How did it influence the outcome?
- What might I try differently next time?
Writing this down often deepens insight. Bring it into conversation. Discuss your reflections with a trusted peer, coach, or mentor. Their perspective can help you see blind spots or new options. You can also raise common barriers in team discussions to explore shared challenges and solutions.
Revisit regularly. Return to the barriers section every few months to review progress and adjust your focus as new challenges emerge.
Getting the most from the enablers section
The enablers section highlights practical behaviours that strengthen your leadership in this area.
How to work with enablers
Scan for relevance: Notice which enablers feel natural for you and which ones you tend to overlook. Ask yourself: Which one would make the biggest difference right now? Choose one or two to focus on. Avoid trying to do everything at once. Select one or two enablers and commit to practising them over the next few weeks.
Make them concrete. Write out what the enabler would look like in your context:
- When will I do this?
- With whom?
- In what situations?
Use these reflection questions.
- What would change if I applied this more consistently?
- What is currently getting in the way?
- What is one small action I could try this week?
- How will I know if it is making a difference?
Track and reflect: You may find it helpful to keep a short weekly journal, use a simple habit tracker, or review progress at the end of each week.
Invite feedback: Bring one or two enablers into a coaching or team conversation and ask others how they experience this behaviour in you.
Like the barriers, the enablers are not one-off fixes. Revisit them regularly and choose new ones as your context and challenges change.