
Jill Tupper
CEO & Founder
Our Team
Leaders, facilitators, and trusted advisors equipping people around the world with practical neuroscience tools to move beyond overwhelm, stress, and anxiety—and thrive even in the midst of chaos.
Explore Our Global Mission →
Founder
CEO & Founder, Global Warrior
From the front lines of Ukraine to the summit of Kilimanjaro, Jill Tupper, M.A., has dedicated her life’s work to equipping leaders to remain calm in chaos, think clearly under stress, and live with purpose.
Jill pioneered the NSR™ Nervous System Reset methodology, which has been delivered more than 3,000 times during seven humanitarian missions in the war zones of Ukraine. Her work bridges neuroscience, leadership, and practical tools that help people strengthen resilience in some of the world’s most challenging environments.
Practical neuroscience training delivered where calm, clarity, and resilience matter most.
Proven in Crisis
Trained Amid Air-Raid Sirens, Bombings & Blackouts
Leadership Team
Working across the United States and Ukraine, our leadership team guides the strategy, relationships, operations, and boots-on-the-ground work that keep Global Warrior moving forward.

CEO & Founder

U.S. Executive Administration

Ukraine Director

Translator
16 Certified NSR™ Ukrainian Facilitators
Our Ukrainian facilitators have completed all five advanced levels of NSR™ training and are now carrying these practical neuroscience tools into communities across Ukraine.
These facilitators are not simply participants in the mission.
They are multiplying it.

Board of Directors
Our Board of Directors provides governance, strategic guidance, financial oversight, and accountability as Global Warrior expands its mission around the world.

Board Member
A family and emergency physician, nonprofit founder, and retired U.S. Army Colonel devoted to servant leadership. Gary has built mission-driven organizations that expand healthcare access and mobilize volunteers worldwide.
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Board Member & Treasurer
An accomplished executive and governance leader with more than 40 years of experience in public and private companies. Rick brings seasoned guidance in organizational resilience, accountability, and sustainable impact.
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Board Member
A global business leader with 35 years of experience helping organizations build resilient cultures and optimize human potential. Neil pairs international expertise with hands-on civic and workforce leadership.
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Board Member
A strategic marketing and organizational leader with deep experience in healthcare, communications, and event planning. Christy also serves her church and community through longstanding volunteer leadership.
inAdvisory Board
Our Advisory Board contributes trusted counsel, professional expertise, strategic relationships, and decades of experience across nonprofit leadership, mental health, ministry, philanthropy, organizational growth, and community service.

Advisory Board Member
A nonprofit and church executive with more than 35 years of experience in administration and governance. Bob brings a rare blend of global service, organizational leadership, and neuroscience-informed relational development.

Advisory Board Member
A licensed psychotherapist and group facilitator who works with corporate teams, nonprofits, and families. Jeanne is also co-founder of Spreading Hearts, a global movement helping people feel valued, seen, and loved.

Advisory Board Member
Nancy Slyter joined the Development team at CrossPurpose in 2022. With over 26 years of experience in philanthropic partnerships and nonprofit growth, she has dedicated her career to creating opportunities and programs that drive organizational expansion and meaningful impact at both local and national levels. For Nancy, serving the nonprofit sector is both a calling and an opportunity to foster sustainable, transformative relationships that remove barriers and empower residents to thrive.
Nancy serves on the Association of Fundraising Professionals Board of Directors Colorado Chapter (AFP) committed to advancing philanthropy and growth of fundraising professionals and the Denver's Arts District on Santa Fe Board, a nationally known arts and cultural district and one of the first Certified Creative Districts in the state. Nancy enjoys volunteering her time as a Mentor with AFP's mentorship program and teaching an online High-Impact Generosity course through Giving University, a private foundation guided by the principles of transparency, accountability, and measurable impact.
From the United States to Ukraine, Global Warrior is building a growing network of leaders equipped to carry practical neuroscience tools into communities facing stress, uncertainty, crisis, and war.
Field Partners







Join the Mission
Every person on this page is committed to our global mission of helping people move from:
Chaos to calm.
Surviving to thriving.
Stress to strength.
You can help us equip more first responders, leaders, families, and communities with practical tools they can use when life becomes overwhelming.
Help fund training, manuals, NSR™ kits, and boots-on-the-ground missions around the world.
Become a Partner →Experience the practical neuroscience tools behind NSR™ and strengthen the way you respond to stress and uncertainty.
Attend a Training →Bring your skills, time, and heart to a mission committed to helping people thrive in the midst of chaos.
Volunteer With Global Warrior →