Meet Marian,
the mind behind the Green Path
Helping leaders create change that lasts. Not just another framework, but a proven path to transformation.

I built the Green Path to help people make meaningful change that lasts.
For years, I watched teams and organizations wrestle with change models that looked good on paper but rarely created lasting results. The Green Path was built to change that. It’s a practical, proven approach that turns transformation into something teams can actually practice—real, steady, and confidence-building.
The Green Path helps organizations, coaches, and team leads guide change that’s faster to adopt, easier to sustain, and clearer to everyone involved. It strips away complexity and focuses on what drives real progress; making transformation approachable, achievable, and aligned with measurable outcomes.
At its heart, The Green Path puts people first. It gives leaders and teams the tools to make meaningful change that lasts.
Making change that sticks: real, human, and lasting.
Marian Hartman, PhD
Marian Hartman helps teams and leaders create change that actually sticks.
With a background in learning design, change management, and a Ph.D. in Leadership in Adult Learning, she turns cognitive science into practical systems that drive measurable skill growth. Through the Green Path, the Proficiency Taxonomy, and her behavior-first models, Marian shows organizations how to design micro-behaviors, build alignment, and make improvement visible and sustainable.
She has 17 years of experience in teaching adults in the academic and corporate worlds on how to adopt new behaviours and use new skills to adjust their way of doing things.
When change is built for how people truly learn, it lasts; and Marian helps teams get there.
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