About the Author - Cameron Stewart

Throughout his consulting career Cameron has worked with large enterprises undergoing complex transformation. Much of this work has centred on CIO organisations, enterprise architecture, and operating model redesign. In these environments, strategies are rarely the problem. Senior leaders are usually clear about where they want to go. The real challenge lies in the structures, systems, and ways of working that determine whether strategy can move through the organisation effectively.

Cameron’s work explores this gap between intention and execution.

He currently works in the Global Consulting Practice of Tata Consultancy Services, advising senior technology and business leaders on operating models, enterprise architecture, and large scale organisational change. His work often focuses on organisations moving toward value stream structures, product operating models, and modern delivery approaches while still maintaining operational stability.

Alongside his consulting work, Cameron is pursuing doctoral research in strategy and organisational design. His research investigates how competitive advantage is created and maintained in environments where knowledge moves rapidly and technological change accelerates learning across entire industries. A key concept within this work is organisational viscosity, the friction that slows the movement of ideas, decisions, and value through an enterprise.

This research, combined with practical consulting experience, led to the development of the framework explored in The Fifth Lever.

Traditional management thinking focuses on four core drivers of organisational performance: strategy, leadership, culture, and execution. These levers are widely recognised and frequently discussed in management literature. Yet many organisations continue to struggle even when these elements appear strong. Cameron’s work argues that a fifth dimension often determines whether these levers actually function as intended. This dimension is strategic architecture: the structural design of the organisation that determines how strategy flows into operational reality.

The Fifth Lever explores this idea through narrative. The book follows a leadership team confronting the slow erosion of competitive advantage and discovering that sustained performance requires deliberate organisational design, not simply better plans or stronger leadership messages.

Through this work Cameron aims to bridge the gap between academic strategy theory and the lived experience of organisations trying to change.

His writing focuses on practical questions that many leaders face today:

• How can organisations sustain advantage when knowledge spreads quickly across competitors?
• How can strategy remain coherent when delivery happens through hundreds of teams?
• How should enterprise architecture, operating models, and leadership decisions align if an organisation wants to move quickly without losing control?

These questions sit at the centre of Cameron’s research, writing, and consulting work.