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Part 2 of 5



Many organisations invest in leadership programs. Fewer can demonstrate that those programs have led to sustained behavioural change.


This is where value is quietly lost. Not in the program itself, but in the absence of a disciplined system to measure whether leadership has actually improved. Without that system, leadership drift is not only possible, it is probable. Because without data, there is no way to calibrate leadership behaviour, only to assume it.



The Hidden Risk in Leadership Development


Leadership drift, the gradual erosion of standards, accountability, and decision quality, doesn’t begin after a program ends. It begins when there is no baseline. Without a baseline, there is nothing to calibrate against and no early signal that drift has begun.


If you don’t know the starting point of your leaders’ behavioural patterns, decision discipline, emotional regulation, and ethical alignment, you have no reference point for growth. Without that reference point, improvement becomes anecdotal.



The Dual Role of a Leadership Performance Index (LPI)


For many leaders, the word appraisal feels evaluative, critical and even threatening. Something that is HR-driven and compliance oriented.


Within a disciplined leadership ecosystem, a Leadership Performance Index serves a very different purpose. It is not designed to find fault, it is designed to create clarity.


A well-constructed LPI performs two functions:


1. Reinforcing What Is Working


Development is not just about gaps, it is about stabilising strengths.


An effective appraisal:

  • Identifies disciplined behaviours already present

  • Reinforces alignment to The 15 Disciplines

  • Builds confidence in what should be sustained and expanded

This is important because what gets recognised, gets repeated.


2. Identifying Where Support Is Needed


The second role is diagnostic, not critical. Most gaps are not failures, they are undeveloped capabilities.


A structured appraisal highlights:

  • Behavioural inconsistencies

  • Gaps in decision discipline

  • Opportunities to strengthen emotional regulation and influence

This reframes the question from: “What’s wrong with this leader?” to “What support does this leader need?”


That support may include mentoring, targeted training, or discipline-specific coaching. This is where appraisal becomes a gateway to investment, not judgement.



Precision Matters: Moving Beyond Generic Appraisals


Not all appraisals are equal. Many are generic, producing broad, often ambiguous feedback that requires interpretation. Leaders are left to “read between the lines,” making assumptions about what to change. This introduces the risk of misinterpretation, misaligned development effort and reinforcement of the wrong behaviours


A disciplined leadership system cannot rely on subjective assessment. It requires precision.



A Disciplined Approach to Appraisal


Within The 15 Disciplines, leadership is defined through 102 observable competencies. This allows appraisal to move beyond opinion and into evidence.


Rather than asking how a leader is perceived, the appraisal examines:

  • Alignment to each discipline

  • Commitment to applying it

  • Observable behaviours and practices in context

Each competency is assessed using a structured rubric that defines:

  • What different levels of capability look like

  • How they present behaviourally

  • How they are experienced by others

This removes ambiguity and ensures that the rater is not guessing, the leader is not interpreting and the feedback is not diluted. Instead, the outcome is precise, consistent, and actionable.



Why Appraisals Before and After a Program Matter


A pre-program appraisal establishes the baseline required for meaningful development. It creates the reference point required to calibrate leadership behaviour over time. It also enables:

  • Clarity of starting point

  • Personal accountability grounded in evidence

  • Alignment to a consistent leadership standard

Without this, development lacks direction. With it, leaders know exactly where to focus, and why.


Immediate post-program feedback measures reaction. It does not measure sustainable change. Leadership development is demonstrated over time and under pressure.


Reappraising at 18 months reveals whether:

  • Behaviours have stabilised or regressed

  • Early signals of drift have been addressed or ignored

  • Disciplines have been embedded into practice

  • Identified gaps have been effectively supported

This is where the real distinction emerges. Training creates awareness and discipline creates permanence.



From Activity to Evidence


Without structured pre- and post-appraisals, leadership development remains an activity. With them, it becomes an active participant in a leadership ecosystem that:

  • Continuously calibrates leadership behaviour

  • Tracks behavioural change

  • Reinforces strengths

  • Targets support with precision

  • Demonstrates return on investment

And most importantly, prevents leadership from drifting back to its original state.


Organisations don’t lose value because they invest in leadership. They lose value when they cannot demonstrate what that investment has changed.


Because the question is no longer, “Did we run a leadership program?”,

The real question is, “Did our leaders grow with precision, and with evidence?”



In Part 3, I’ll shift to the organisational lens and demonstrate how culture surveys ensure that leadership development is not just individual, but systemic.

You Can't Develop What You Don't Measure | by Stephen Scott

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