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What psychometric assessment can, and cannot, tell you about leadership candidates

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You have a strong shortlist. Several candidates could do the job, they interviewed well, and the references are positive. Your selection panel has been discussing their relative strengths and is finding the decision increasingly difficult.

This is one of the places where a well-chosen psychometric assessment can add value.

It will not tell your panel whom to hire, and it should never replace interviews, references, track record or professional judgement. What it can do is provide another structured source of evidence about how someone is likely to approach their work, what motivates them, how they interact with others, and where further questions may be worth asking.

Used properly, assessment makes a difficult leadership decision better informed. Used poorly, it can create an illusion of certainty that the instrument was never designed to provide.

What are we actually assessing?

Psychometric assessment is a broad term, and different instruments measure different things.

At WMC, psychometric tools are used across executive search, leadership development, coaching and team effectiveness work. Depending on the purpose, assessments may explore behavioural preferences, motivation, emotional intelligence, competencies and the way an individual interprets themselves and their environment.

In executive search, psychometric assessment can support several different parts of the process. It may be used early to help define the leadership profile required for a role, later to deepen the assessment of shortlisted candidates, or after an appointment to support onboarding and development.

A résumé tells you what someone has done. A structured interview helps you explore how they approached particular situations and what they learned. References provide additional evidence from people who have worked with them.

Assessment adds information about how the individual tends to operate.

That distinction matters in leadership selection because two people with similar experience can approach leadership very differently.

Start with the role, not the assessment

One of the most important principles in using psychometric assessment for selection is that candidates should be considered in the context of what success in the role actually requires.

At WMC, one way of doing this is through job benchmarking. Before candidate assessment begins, members of the selection panel or subject-matter experts may identify the outcomes the position needs to deliver and consider the behaviours, motivations, competencies and other attributes likely to support those outcomes.

Where several panel members participate, differences in expectations become visible and can be discussed before candidates enter the equation.

A panel may discover, for example, that everyone says they want a “collaborative” leader but means something slightly different by collaboration. One member may place a much higher value on decisiveness while another prioritizes consultation.

The purpose is not to manufacture a perfect profile. It is to make assumptions explicit and establish a more objective reference point for the selection process.

That benchmark can then help inform sourcing, candidate assessment and the panel’s later discussion of fit with the role.

What a strong interview already tells you

A well-structured interview already provides a great deal of valuable information.

It allows a panel to explore a candidate’s experience, judgement, leadership approach and track record, as well as their motivation for the opportunity, career goals, values and whether the role represents the right next step for them.

A strong interview can also assess behavioural competencies by exploring how candidates have responded to real situations in the past. This can provide insight into how they make decisions, navigate conflict, build relationships, lead through change and respond when things do not go as planned.

Those questions matter. A candidate may be entirely capable of doing the job but still be the wrong appointment if the role does not align with what motivates them, where they want their career to go, or the mission, values and culture of the organization.

The interview also allows the panel to understand how candidates communicate, reflect on difficult situations and explain the choices they have made throughout their careers.

At the leadership level, motivational and values alignment can be especially important. A person may be attracted to the title or scope of a role, but the panel also needs to understand what they are actually looking for next, what kind of environment brings out their best work, whether they genuinely connect with the organization’s mission and culture, and whether the opportunity aligns with their longer-term aspirations.

What assessment adds to the interview

Psychometric assessment adds a different lens.

It can provide structured information about behavioural preferences, motivation, emotional intelligence and other characteristics that may be more difficult to explore consistently through interview questions alone.

The purpose is not to decide which source of information is “right.” It is to look for patterns across the evidence.

If the interview, references and assessment point in a similar direction, that can increase confidence in the panel’s understanding of the candidate. If they point in different directions, that is often where the most useful follow-up questions emerge.

For example, an assessment may suggest a strong preference for autonomy. That is not a reason to reject someone. It may be a reason to ask how they have worked successfully with a highly involved board chair, or in an organization where consultation is expected before major decisions.

Often the most useful output is not the report itself but the questions it generates.

It also brings more structure to the discussion

Selection panels frequently disagree about candidates using subjective language.

One member sees someone as decisive. Another sees the same person as abrupt.

Someone is described as collaborative by one interviewer and hesitant by another.

Psychometric data does not decide which interpretation is correct. What it can do is give the panel a common framework for discussing what it observed and testing those impressions against additional information.

It can also make candidate comparison more consistent. In our process, candidates can be compared with the job benchmark and, where useful, with one another across the same set of factors.

That does not remove judgement from the decision. It improves the evidence available to inform that judgement.

What psychometric assessment cannot tell you

This is equally important.

An assessment cannot tell you whether someone will succeed in your organization.

It does not replace evidence of competence, experience, judgement or results. A candidate can have an appealing assessment profile and still lack the experience required to perform the role.

Nor should assessment results be interpreted as permanent labels. People adapt. Experienced leaders often learn to operate effectively outside their natural preferences when the situation requires it.

Context matters enormously.

A particular behavioural preference may be highly effective in one environment and less effective in another. The question is rarely whether a characteristic is “good” or “bad.” The more useful question is how that characteristic will interact with the role, the culture, the board, the executive team and the challenges the leader will inherit.

That is why we are cautious whenever assessment is treated as a pass/fail test.

It should contribute evidence to the decision, not make the decision.

Assessment should lead to better conversations

Psychometric assessment can add value at different stages of an executive search.

In some searches, it begins with job benchmarking before sourcing starts. In others, it becomes most useful once a shortlist has been developed and the panel is assessing the strongest candidates in greater depth.

The appropriate timing depends on the purpose of the assessment, the instrument being used and the needs of the search.

At the candidate stage, the questions often become more nuanced:

  • How are they likely to lead here?
  • What will come naturally to them?
  • Where may they need to adapt?
  • What conditions will help them perform at their best?
  • What should the board or executive team understand about how to work effectively with them?
  • Does the opportunity align with what motivates them and where they want their career to go?

Those are difficult questions to answer from any single source of information.

The strongest decisions come from looking at the whole picture.

The value does not end when the candidate is hired

Psychometric assessment also has applications well beyond executive selection.

At WMC, the same kinds of tools are used in executive coaching, leadership development and team effectiveness work. Once a leader is appointed, assessment results can provide a useful starting point for onboarding and development.

A leader can explore their natural behavioural preferences, the impact those preferences may have on others, and situations in which adapting their approach could make them more effective.

Teams can also use assessment to better understand differences in communication, decision-making, conflict and working styles.

For example, a highly direct leader may learn to vary how they communicate with stakeholders who need more context or relationship-building before reaching a decision. A highly collaborative leader may recognize situations where the organization needs greater clarity and decisiveness.

The objective is not to change someone’s personality. It is to increase their range.

Assessment can provide a useful language for those conversations and help individuals, teams and organizations better understand how people work together.

What to take from this

Psychometric assessment should not decide who becomes your next leader.

Its value is in adding structured information to a decision that already draws on interviews, experience, references, track record and judgement.

Used well, it can help a selection panel define what the role requires, compare candidates more consistently, identify areas that deserve deeper exploration, and understand what each shortlisted candidate may need in order to succeed.

Beyond selection, the same information can support onboarding, executive coaching, leadership development and team effectiveness.

The purpose of assessment is not to replace judgement. It is to make judgement better informed.

More on how WMC approaches senior appointments is available on our executive search page.

For more on how WMC uses psychometric assessment in leadership development, coaching, team effectiveness and other applications, visit our psychometric assessments page.

Max Mollineaux

Office Managing Director with WMC, based in Vancouver. He leads the executive search practice in British Columbia and is part of WMC’s national search team, working with mission-driven organizations, including municipalities, First Nations and Indigenous, non-profit and public sector entities across Western Canada.

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