The High-Performance Illusion – Why Proving Your Worth on Day 1 Destroys Trust by Day 90
- Apr 9
- 4 min read
Updated: Apr 16
Written by Ty Jernstedt, Owner of WithTrust and Remix Coaching
Ty Jernstedt is the founder of WithTrust and Remix Coaching, dedicated to transforming organizational culture through trust, psychological safety, and inclusion. With over 25 years of global experience at brands like Nike and Zalando, Ty empowers leaders and teams to unlock their full potential and foster deeper human connection.
You’ve just accepted the offer for a role in a new organization. As a high-achieving leader, your instinct is likely to be, Hit the ground running and maximize your impact right away. You arrive on Day 1 with a 30-day fix-it list and a desire to prove exactly why you were the right hire. You want to demonstrate competence. You want to show results. But in your haste to prove your worth, you might be unintentionally dismantling the very thing you need to succeed is trust.
This High-Performance Illusion leads you to believe that your technical competence and expertise are more crucial to your success than building connections and laying strong foundations for a trusting partnership in the early days of leadership. However, neuroscience tells a different story.
The neuroscience of the new boss
When a new leader enters an organization, the team’s collective amygdala performs an instantaneous "Friend or Foe" scan and decides whether to be open to working with this new leader or to start resisting to protect themselves.
In the SCARF model developed by Dr. David Rock, status is a primary driver of human behavior. When a new leader arrives and immediately begins identifying what’s wrong or asserting their expertise, it triggers a Status Threat in the existing team.
This threat activates the amygdala, flooding the team’s systems with cortisol. Once cortisol is present, the prefrontal cortex, the part of the brain responsible for innovation, collaboration, and complex problem-solving, physically narrows its focus. By trying to fix things on Day 1, you aren't just being efficient, you are effectively making your team less intelligent and more defensive.
The high cost of the expert trap
We often treat trust as a soft metric, but it has hard financial and operational consequences. According to research published in the Harvard Business Review by Paul Zak, employees in high-trust organizations report 74% less stress, 106% more energy at work, and 50% higher productivity than those in low-trust environments.
When you lead with "doing" rather than "connecting," you will create multiple Trust Blocks that hinder trust and collaboration. Research indicates these blocks can take an average of 7 months to be fully removed, which is necessary to effectively start over and build the Trust Bridge, an essential factor for strong performance.
You will need to invest much more time and energy in removing the Trust Blocks and rebuilding the Trust Bridge to improve your dynamics. By that time, your most talented team members may have already checked out.
Breaking the illusion, three steps to a trust-first transition
To navigate the first 90 days effectively, you must shift your focus from proving your value to building authentic connections and protecting the team's psychological safety.
1. The 30-day "no-fix" rule
Commit to a period of radical observation. Tell your team, "I am here to learn the 'why' before I suggest the 'what'." By explicitly stating that you are not there to tear down their hard work, you lower cortisol levels in the room and help the team move from a protective mindset to a partnering mindset.
2. Address the "impact vs. intent" gap
Your intent is to help the team and company grow. Your impact might be signaling that the team’s previous efforts weren't good enough. In every 1-on-1 during your first month, ask, "My intent is to learn our culture. How did my presence in our team meeting today impact you?" If you follow through consistently and show you care about how you impact your team members, this will continually build oxytocin levels and deepen trust.
3. Share your learning curve
Vulnerability is a high-performance tool. Share one thing you are currently struggling to understand about the new role. When a leader admits they don't have all the answers, it reduces the status threat and creates a safe-to-fail environment where the team feels comfortable sharing the real challenges they face.
The bottom line
Your first 90 days aren't a sprint to prove your competence, they are a marathon to build your foundation of connection and prove you care more about your team's success, not your own. If you spend your first month fixing, you will spend the next eleven months fighting a team that doesn't trust you.
"If you enter a new role trying to prove you’re the smartest person in the room, you’ve already failed the most important test, proving you’re the most trustworthy."
Are you entering a new leadership role?
Don't let the Expert Trap stall your first 90 days. I specialize in helping leaders transitioning into new roles develop and leverage their Conversational Intelligence (C-IQ) and Emotional Intelligence (EQ) to build high-trust partnerships from day one.
We work together to develop their intentional plan to build trust before they start and to monitor their progress after they join their new team. This is done through coaching sessions, assessments, and other resources to support their transition journey.
Visit the With Trust website for more details or contact me here to support your transition and start building your Trust Bridge with your team and colleagues.
Read more from Ty Jernstedt
Ty Jernstedt, Owner of WithTrust and Remix Coaching
Ty Jernstedt is the founder of WithTrust and Remix Coaching, where he leverages over 30 years of global leadership experience to help organizations build cultures rooted in trust and inclusion. Having led transformational initiatives for iconic brands like Nike and Zalando across the U.S., Asia, and Europe, Ty brings a uniquely diverse and integrated perspective to the art of human connection in business. He specializes in guiding leaders and teams to build foundational trust that drives true innovation and engagement. His work is a blend of pragmatic strategy and deep empathy, designed to unlock the untapped potential within every leader, team, and organization.
