The Meta-Taxonomy of Foundational Thinking (MTFT) model was introduced in my previous post (First Principles First). That version has been inverted and expanded in this explanatory article, to address the wider range of considerations involved when using the model for problem solving and decision-making.

The header image (From Root to Fruit) uses a tree metaphor to invite readers to see foundational thinking as similar to root-cause analysis. Unlike incident analysis however, in strategic decision-making we normally refer to root cause as our ‘purpose‘ or goal. The MTFT calls this First Cause.

The model proposes a thinking structure in which a hierarchical set of concepts (First Cause, First Law, First Principle, First Rule, First Order, First Method, First Step, and First Fruit) are identified as essential for us to make sense of the world and act responsibly within it. These elements of foundational thinking are less about solving problems through specific techniques, and more about cultivating coherence — aligning identity, purpose, and action across varying contexts and timeframes.

In this expanded version, the specific context in which decision-making is to occur is identified as a trigger for engagement with the MTFT. This in turn is nested within a generic context (legal, social, environmental, etc.) which may involve both internal and external drivers and factors. The outcomes and impact of action are also addressed by the inclusion of the First Fruit layer.

Why is it a Meta-Taxonomy?

The MTFT is a meta-taxonomy because it organises how we organise our thinking, not just what we think about. A taxonomy groups things by type, category, or level, while this meta-taxonomy offers a recursive transdisciplinary approach to structure how people think across purposes, constraints, values, logic, methods, action, and outcomes.

Why is it Foundational Thinking?

The MTFT concerns foundational thought because it deals with what precedes — and shapes — every responsible decision. It connects purpose, values, structure, and action in a system of reflective integrity. The MTFT is a thinking architecture because it offers not just a way to see, but a way to build, align, evolve, and inhabit structured, value-aligned thought.

It offers a disciplined approach to leadership and organisational life that draws upon:

• enduring truths (first laws)
• clarified assumptions (first principles)
• ethical norms (first rules)
• exemplary practices (first orders) and
• reflective practice (the Integrative Loop)

Foundational thinkers resist oversimplification and seek integrity between thought and action. They operate with humility in the face of partial knowledge, engage in ongoing reflection, and embrace ethical complexity. By grounding everyday practice in deeper realities — not just rules or trends — foundational thinking enables organisations to navigate change without losing their moral and strategic compass.

MTFT Antecedents

The MTFT is grounded in classical philosophical concepts (e.g., Aristotle’s archai, Descartes’ foundationalism), enriched by scientific and systems theory principles (e.g., Newtonian laws, cybernetics), and informed by contemporary governance and leadership models (e.g., Covey, Drucker, Collins). It is further shaped by Vygotsky’s insights on developmental scaffolding, Senge’s work on systems learning and mental models, Wilber’s integral theory of nested perspectives, and Lederach’s moral imagination in peacebuilding.

The MTFT synthesises and extends these traditions by explicitly organising “firsts” — including first causes, laws, principles, rules, orders, methods, steps, fruit — into a meta-taxonomy: an integrated, disambiguated, cross-disciplinary framework for principled and adaptive reasoning.

The MTFT Concept Map

The concept map below is elaborated upon the version published in the previous post by inclusion of the Specific Context and First Fruit layers. First Cause has not sub-types as it is singular; referring to primary purpose and no other. First Step will depend on which First Method has been chosen. There are many possible ways action could be initiated.

The MTFT Levels

Definitions of the nine main levels of the MTFT plus the Integrative Loop are offered in the following chart. These broadly framed definitions are likely to be qualified according to the situation in which the foundational thinking framework is invoked. As noted in the First Principles First article, for example, the first principle/s applicable to the need, problem or opportunity you are addressing will be context specific.

An alternative explanation of the levels is offered below, using the Feynman Technique (where a concept is explained as if were being introduced to someone who knows nothing about the topic). For each level and element of the MTFT, a key focussing question is offered, along with a succinct explanatory statement.

Yet another explanatory format involves the use of the 5 levels of explanation, based on educational psychology which describes a learner’s capacity to recognise, describe, explain, generalise, and integrate the content. A synthesis is also offered, which may be considered another version of a level 5 explanation, as it provides an integrated perspective.

Governing with the MTFT

The MELD (Measure, Evaluate, Learn, Direct) Model of Reflective Governance was previously offered to highlight the four main modes of governance activity. While the MTFT can be used for foundational thinking in any situation, nonprofit leaders will find it most relevant to their governance and management roles, hence the juxtaposition of these complimentary frameworks in the next chart.

The Reflective Governance prompts provided below are clustered in three key focal areas:

• Chain of Thought Scaffolding Prompts – sequenced from Specific Context (need, problem, opportunity) through to First Fruits (outcomes and impact)
• Context Prompts – ensuring the emerging opportunities and risks, both internal and external, are taken into account
• Reflective Prompts – providing catalysts for learning, continuous improvement, and recalibration as may be required

An organisation that had integrated this thinking framework and developed a high level of maturity in its use would demonstrate certain qualities. Mature expression of each of the elements in the MTFT is described in the table which follows.

Problem Solving and Innovating with the MTFT

A further juxtaposition is highlighted in the next chart, where the design thinking double diamond has been broadly aligned with the MTFT levels. Levels generally associated with each of the problem and solution spaces are suggested, along with recognition that the MTFT’s integral loop applies across all levels, and both problem and solution spaces. This helps to ensure the coherence and alignment of solutions with needs or problems, and outcomes with intended purposes.

MTFT Scalability

One aspect of the MTFT’s flexibility is that it is scalable. It can be applied to an entire organisation, a strategy, a business unit, a project/initiative, or a task. This is one of the reasons it can be described as foundational thinking, because it addresses core concepts in a universal manner.

The MTFT Rationale for NFP Leaders

Too often, nonprofits are caught between urgent demands and their higher purpose. The Meta-Taxonomy of Foundational Thinking invites you to pause, reflect, and lead with clarity. Whether you’re a board member, executive, team leader, or volunteer coordinator, this framework can help you distinguish what is tactical from what is truly foundational.

In an increasingly complex and resource-constrained world, nonprofit leaders must make decisions that are not only effective and ethical, but also enduring. The MTFT offers a structured way to clarify what must come first — in values, decisions, priorities, and practices. It distills the many ways we talk about “first things” — such as first laws, first principles, first rules, and first steps — into a clear, layered model for leadership, governance, and strategy.

By integrating the MTFT into strategic planning, onboarding, evaluation, and risk management, leaders can bring coherence and intentionality to their operations — ensuring that decisions are not just defensible but deeply aligned with core values.

You can use the MTFT to deal with:

• Mission drift or lack of focus – it clarifies First Principles to keep strategy grounded in purpose
• Decision overload or reactive management – it distinguishes Priority Rules and First Steps to guide sequencing and triage
• Ethical grey areas – it provides tools for identifying First Duties and Foundational Laws (e.g., do no harm)
• Role ambiguity across teams or boards – it maps different roles to the appropriate level of reasoning (e.g., board = principles, staff = steps)
• Incoherent policies or systems – it aligns design with structural and directive orders, enhancing transparency and trust

A summary case for adopting the MTFT is highlighted in the chart below.

Engage with it. Share it. Use it to ask better questions. In doing so, you will not only strengthen your organisation — you will help restore trust, coherence, and principle in the heart of the NFP sector.

See also:
First Principles First
Reflective Governance: The MELD Model
Hurry Up and Slow Down
The Curious Director
Divergent Thinking a Prerequisite for Convergent Thinking
The (Mind) Map is not the Territory
Temporal Sensemaking and Reflective Governance