Why Trust, Not Perks, Drives Employee Engagement
For years, managers have experimented with perks and engagement initiatives to motivate employees, often with little lasting impact on retention or performance. Despite good intentions, superficial benefits such as free food, social events, or financial incentives rarely produce durable results. Neuroscience, however, offers a more effective explanation and solution.
Research into oxytocin, a brain chemical associated with trust, collaboration, and social bonding, shows that workplace culture, not incentives, is the primary driver of sustained engagement. Through extensive laboratory and field research, neuroscientist Paul Zak identified a clear link between trust, employee well-being, and organisational performance.
By measuring oxytocin levels in controlled experiments and real workplaces, Zak uncovered eight leadership behaviours that reliably stimulate trust:
Recognise excellence
Create meaningful challenge (“challenge stress”)
Give employees autonomy in how work is done
Enable job crafting
Share information openly
Intentionally build relationships
Support whole-person growth
Demonstrate vulnerability
Together, these behaviours form a practical framework for leaders seeking to build high-performing, high-trust cultures. The conclusion is straightforward: set a clear direction, equip people to succeed, and then step back. Engagement rises when employees are treated like capable adults.
The Business Case for Trust
The cost of disengagement is well documented. Gallup’s extensive meta-analysis shows that employees who feel connected to their work and colleagues, who see themselves as contributors and have opportunities to learn, consistently outperform their peers. High engagement correlates with increased productivity, higher-quality output, and stronger profitability.
Despite this evidence, many organisations still attempt to “design” culture through ad hoc perks or short-lived initiatives. These efforts may improve morale temporarily but fail to influence long-term performance or retention. Even financial incentives, the so-called “golden handcuffs” do not create genuine commitment.
So, what does?
Well, Trust.
Employees in high-trust organisations are more productive, collaborate more effectively, experience less stress, and remain with their employers longer. They also report higher energy levels at work, greater life satisfaction, and lower burnout, conditions that directly support sustained performance.
Why Leaders Struggle to Build Trust
Leaders recognise the importance of trust in principle. PwC’s global CEO survey found that over half of CEOs view a lack of trust as a threat to growth. Yet most struggle to act because trust feels intangible and difficult to measure.
Zak’s research addressed this gap by grounding trust in biology.
What Happens in the Brain
In early research, Zak established a mathematical link between trust and economic performance but lacked insight into the biological mechanism behind it. Subsequent experiments revealed that humans are neurologically predisposed to trust - under the right conditions.
Oxytocin, previously studied in animals, proved to be the key. In human experiments involving financial trust decisions, higher levels of oxytocin reliably predicted trustworthy behaviour. When participants were given synthetic oxytocin, their willingness to trust strangers more than doubled, without impairing judgment or increasing reckless risk-taking. Oxytocin simply reduced the fear of trusting others.
Further research showed that stress inhibits oxytocin, while purpose, recognition, and positive social interaction increase it. Oxytocin also enhances empathy, enabling better collaboration and cooperation, critical capabilities in modern organisations.
From the Lab to the Workplace
To validate these findings, Zak’s team conducted field studies across thousands of organisations, measuring oxytocin, stress hormones, productivity, and innovation. The results were consistent across industries and cultures, including remote fieldwork in Papua New Guinea, confirming that the relationship between trust and oxytocin is universal.
Employees in high-trust organisations reported:
74% less stress
106% more energy at work
50% higher productivity
13% fewer sick days
76% higher engagement
40% less burnout
Using these insights, Zak developed a survey-based framework that quantifies trust within organisations and identifies practical levers leaders can use to improve it.
The Takeaway for Leaders
Trust is not a soft concept; it is a measurable, biological driver of performance. Leaders who intentionally design environments that promote trust unlock higher engagement, resilience, and results. The path forward is not more perks, but better leadership behaviours grounded in how people function.
If you want engaged, loyal, and high-performing employees, focus less on managing people and more on creating the conditions where trust can thrive.
At UrMind, we’ve translated this research into practice. We’ve developed a focused leadership course built around the eight proven behaviours that increase employee trust and strengthen cultural alignment. The programme equips leaders with practical tools to apply neuroscience-backed principles in real-world settings, helping teams perform better, collaborate more effectively, and stay engaged for the long term. Get in touch for more details.
