Dr. Tatiana Astray · The Thoughtful Leader
Trust is the key leadership metric that matters.
I help leaders build trust and prove it impacted the business.
THE WORK
Decades of research point to the same thing: trust is what separates strong working relationships from broken ones, and it shows up directly in performance. It is the mechanism behind every decision, every difficult conversation, and every result that matters. Left unattended, trust slips away unnoticed. Built deliberately, on evidence rather than instinct, trust drives results that last.
1,500+
Leaders Trained
35+
Organizations
4.8/5
Avg. Satisfaction
15+
Years of Practice
HBR
Harvard Business Review Contributor
FEATURED IN
Harvard Business Review · 2026
How Sales Teams Undercut Themselves with Longtime Clients
In this piece, I draw on my doctoral research and advisory work to explain why the relationships you count on most are the ones that quietly erode, and what disciplined teams do differently.
Schulich's The Way Forward Podcast · Episode 2
Trust, negotiation, and how power actually moves
Featured guest on Schulich's The Way Forward Podcast, joining Professor Stephen Friedman for a conversation on the science of trust and the psychological blocks that get in the way of building it.
Trust decides who people follow. So why does almost no one measure it?
ABOUT
People decide whether to follow you based on one thing: whether they trust you. It is the variable that predicts performance, and for fifteen years I have worked to turn it from a feeling into something you can measure and move.
I am, happily, a nerd about this. My background is in organizational behaviour, social psychology, and marketing, and I was drawn to one question early on: what actually makes people productive together? The answer, again and again, was the quality of their relationships. So I went deep. My doctoral research at the Schulich School of Business (York University) examined trust in negotiation, including a coding scheme for the micro-behaviours that show how trust is built and broken.
Here is what frustrated me. I spent years conducting rigorous research, only to watch most of it sit on a shelf. Leaders rarely use the insights because insights are not tools. So I changed what I do. I now build tools and experiences that leaders actually reach for, powered by AI and grounded in science. The Leadership Trust Audit™ was the first, with proprietary coaching tools and a negotiation application close behind. Each one takes a research-backed insight and turns it into something you can act on by Monday.
Underneath all of it is a conviction: we are social creatures, and every business is really relationships, people trying to build something together. Once you see that, trust and healthy relationships stop being soft and become the key to both productivity and a working life worth having. What I care about most is putting real tools in people's hands to build it.
I founded and run Mastering Leadership Executive Education (MLX), a boutique firm that helps organizations measure trust the way they measure everything else that matters. I have delivered programs across aerospace, finance, government, healthcare, policing, technology, and the nonprofit sector. I also sit on the board of Jumpstart Refugee Talent, because leadership development that ignores who gets access to leadership is not worth much.
Away from work, you will find me sharing a good meal with my husband, chasing my toddler, or out on a hike. They remind me that what matters most in leadership, which is presence, creativity, and resilience, are the things that make a life rich. For me, leadership and life are intertwined: both are about showing up to the people who matter most and creating the conditions for everyone to thrive.
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I have taught negotiation, organizational behaviour, and marketing to undergraduate, MBA, and executive audiences at leading Canadian business schools. My teaching appointments include:
Schulich Executive Education Centre (SEEC), York University — Facilitator, Leadership and Business Negotiation for executives and emerging leaders (2019 to present). Content and delivery ratings consistently above 90%.
Lazaridis School of Business and Economics, Wilfrid Laurier University — Assistant Professor. Designed and taught MBA and undergraduate courses in Leadership, Negotiations, Consulting, Business Research, and HR, and directed 10 MBA consulting projects.
Conrad School of Entrepreneurship and Business, University of Waterloo — Lecturer, Business Negotiations (BET 460). Recognized by the department for teaching excellence during the COVID shift to remote learning.
Schulich School of Business, York University — Lecturer, Negotiations for MBAs (ORGS 6560).
Ivey Business School, Western University — Lecturer, Negotiations for undergraduates.
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Ph.D., Organization Studies (Minor: Social Psychology), Schulich School of Business, York University, 2020. Dissertation: Negotiating in Professional Relationships: The Impact of High-Quality Relationships on Negotiation Behaviours and Outcomes. Joseph-Armand Bombardier CGS Doctoral Scholarship (SSHRC), Ontario Graduate Scholarship, and Schulich Entrance Scholarship of Merit.
M.Sc., Marketing and Consumer Studies, University of Guelph, 2011. Recipient of the College of Management and Economics Distinguished Scholar Award and the Outstanding M.Sc. Graduate Student Award; nominee for the D.F. Forster Medal, Guelph's most prestigious graduate student award.
B.Sc. (Honours), Psychology, Trent University, 2007.
Applied Data Science, MIT Professional Education. Machine learning, deep learning, and generative AI, with a focus on business applications.
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My research examined a single question from several angles: how the quality of relationships and the emotions people express shape the way they negotiate, cooperate, and decide whether to work together again. Working across organizational behaviour, social psychology, and marketing, I designed a novel method for coding and tracking negotiation behaviours, validated measurement scales, and used interviews, experiments, and multivariate modelling to test how trust is built and broken between professional counterparts. A parallel stream in consumer behaviour applied the same psychological rigour to how people judge brands, including widely cited work on counterfeit consumption.
Selected peer-reviewed publications and presentations:
Astray, T. V., Darke, P. R., & Tasa, K. (2021). Understanding the effects of counterfeit quality on consumer attitudes toward genuine brands: An associative judgment model. Canadian Journal of Administrative Sciences, 38(3), 229–244. Link
Astray, T., & Tasa, K. (2019). What predicts willingness to negotiate again? The role of collective emotional expressions and cooperative intentions. International Association for Conflict Management (IACM) Annual Conference. Link
Astray, T., Weber, M., & Tasa, K. (2021). The importance of positive emotional expressions and the neutralizing effects of negative emotional expressions in integrative negotiations: A broaden-and-build account. International Association for Conflict Management (IACM) Annual Conference. Link
Mastering Leadership Executive Education
Mastering Leadership Executive Education
Why I Built MLX
Most organizations invest heavily in leadership development and still cannot tell whether it changed anything. Trust is the mechanism behind performance, and it has rarely been measured with the rigour applied to everything else that matters to the business.
I built MLX to close that gap. Our proprietary Leadership Trust Audit™, powered by AI, gives leaders a defensible, board-ready measure of trust. Individual leaders get real metrics to anchor on, and CEOs and HR leaders get a clear view of whether their interventions are moving trust, and the return on that investment.
From there, MLX runs as one continuous system, from tracking to sustaining. The audit shows where trust holds and where it breaks, targeted work moves it, and the final phase makes the change hold. One method, one language, all grounded in the data.
Every engagement is led by senior faculty and experienced coaches, and I personally architect the engagements, so you get the calibre of an institutional executive-education provider with the precision of a specialist firm. Most begin with the Leadership Trust Audit and grow from there into culture change, focused workshops, or a personalized coaching journey.
Trust-focused
Trust is what we measure, develop, and rebuild in every engagement. The Leadership Trust Audit™ is our core instrument, purpose-built for this work. Most firms treat trust as a theme. For us it is the unit of measurement.
Evidence-based
Validated instruments, behavioural science, and measurement before and after. Clients get defensible proof that trust actually moved, not just a better day in the workshop. Every engagement is built to show it.
AI-Integrated Customization
We use AI to tailor the content, behavioural indicators, assessments, custom AI tools, and facilitation to each client's context. It lets us work faster and more precisely than traditional consulting or L&D, so every deliverable is built for the room it is going into.
SIGNATURE EVENT
Seventy of Canada's most senior women. One honest conversation.
The Invisible Playbook
The most honest conversations senior women have almost never happen in the room. They happen in the hallway, after. So I built the room to hold it.
The Invisible Playbook was the first event for my company, Mastering Leadership Executive Education, and I kept it invite-only. In May 2026, more than 70 senior women leaders in Toronto from RBC, Scotiabank, Deloitte, Google, and CPP Investments came together for an honest conversation about strategy and power. I gave the keynote about my personal experiences and the science of women in leadership, and hosted a candid panel of leaders speaking from real experience. We also measured the room using a custom AI tool that assesses how each leader owns her power and sponsors other women to spark honest conversations. By the end, they were opening doors for one another in real time.
This is the work I love most: creating the room and watching what the women in it build for one another. The rules are still different for women at the top, and the honest conversation about that almost never happens out loud. The Invisible Playbook was the first of these rooms, not the last, and I am building a community around them. If you want to be in the next one, my newsletter is where the invitations go out.
What I wrote from the room:
“One of the best rooms I have been in a long time. Great company, wonderful conversation, and new connections. Thank you for convening such a high-impact session.”
“I left with valuable insights on leadership, trust, and career growth. Events like this are a reminder that successful transformation is ultimately about people.”
THOUGHTFUL LEADER BLOG
Selected Thinking
Most Read · Communication
Assertive Confrontation and Boundary Setting with the DESO Script
The script for the conversation you have been avoiding. One of the most-visited tools on the site, because people arrive already wanting it.
Core Idea · Trust
The Trust Multiplier: How the Best Leaders Scale Impact Without Burning Out
While you cannot scale hours, you can scale trust. The Trust Formula is designed to be usable for a real team and to have a measurable impact on performance.
Supporting Idea · Psychology
Why Attachment Styles Could Be the Missing Key to Workplace Trust
One of the deepest-engagement pieces on the site, and the psychology that almost no one else teaches: how your attachment pattern shows up on your team.
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Bite-Sized Thoughtful Leadership Insights
Talks, interviews, and short-form thinking from Dr. Tatiana Astray.
The Thoughtful Leader Letter
Join the Newsletter
What does it actually take to lead people well?
That is the question I keep returning to, in the research and in the coaching room, and it is what this is built around. It is for leaders who want substance, not another list of tips. I share my own leadership practice here: the frameworks I actually use, the questions worth sitting with, and what I am learning along the way.
Twice a month, you will hear from me: the Letter at the start of the month, and the Takeaway after the live session.
The Letter, at the start of the month. One idea about how leaders build trust, hold hard conversations, and negotiate without losing themselves. Short, practical, and written to use the same week. It comes with an invitation to that month's Thoughtful Hour.
The Thoughtful Hour. Once a month we meet live for an hour. I take one framework, and we work through real situations people bring. Kept small so it stays a conversation.
The Takeaway, after the session. What came out of the Hour, names removed, along with the tips worth keeping.
First access to open enrolment programs. When something opens to the public, you hear about it first.
The Thoughtful Hour is drop-in. Come when the topic is useful, listen, or bring your own situation. No pressure, and no need to make every one.
WORK WITH ME
Let’s Talk.
Whether it's a keynote, a coaching journey, or a program for your team, the best place to start is a conversation.