System Catalysts

Jeff Walker, English Sall
contact@huemangroupmedia.com

Booking Overview

System Catalysts explores how real-world systems change happens when egos are set aside—through guests working in healthcare, equality, climate, migration, and more. It’s a practical, behind-the-scenes look at what makes collaboration work (or fail) and how to redesign the systems that shape people’s lives.

Metrics

Episodes: 85

Frequency: Irregular

Rating: 5.0/5.0

Estimated listeners: 1k-10k

Gender skew: Neutral

Location: USA

YouTube: 160 subscribers

Instagram: 1.4k followers

30s Ad: 44 - 51, 60s Ad: 53 - 59

Contact Information

contact@huemangroupmedia.com

Host

Jeff Walker - Host of System Catalysts, focused on systems change and the practical challenges of collaboration. Co-leads conversations with activists, philanthropists, and change makers to unpack how to improve...

English Sall - Host of System Catalysts, guiding discussions on systems transformation—especially the human and structural barriers to meaningful change. Co-leads conversations with leaders working on healthcare,...

Booking Intelligence

Booking Requirements

medium
Typical Credentials:  
Leaders or practitioners with proven involvement in systems-level work: founders/chairs/executives of mission-driven organizations, subject-matter experts (researchers/clinicians/academics) focused on equity and evaluation, and innovators working on complex social/environmental challenges (e.g., healthcare access, regenerative agriculture, migration/climate/equality). Often backed by credible institutional roles or recognized centers/organizations.
Required Achievements:  
Founded or led a mission-driven organization, Built/expanded programs or movements addressing a systemic problem, Academic or professional authority in a relevant discipline (research, public health, sociology, mental health, agroecology), Demonstrated impact via measurable initiatives or scalable models

Recent Guest Discussions

Jack Algiere - Regenerative Agriculture, Ecological Complexity, And How To Apply Holistic Thinking To Systems Change.

Dr. Zuri Tau - Liberatory Research, Critiques Of Research Neutrality, Power-shifting In Evaluation And Methodology, Amplifying BIPOC Perspectives.

Garreth Wood - Building Sustainable Systems In Global Health, Why Aid Models Fail, And Community-led Approaches To Scaling Access To Safe Surgery.

Recent Topics

Systems, Social Change, Healthcare, Philanthropy, Equity, Climate, Migration, Research, Regenerative, Community

Episodes

Here's the recent few episodes on
System Catalysts
:

Why “Solving Problems” Is Actually Holding Us Back (with Daniela Papi-Thornton from Systems. Change. Educators. Unite.)

May 19, 2026

Daniela Papi-Thornton is an educator whose work focuses on systems-led leadership. Today, she explains why complex social issues can’t simply be “solved,” how philanthropy can better support systems change, and why inner work may be one of the most overlooked parts of systems change.Learn more about Systems. Change. Educators. Unite: https://www.systemschangeeducatorsunite.com/Girltrek: When Black Women Walk Together, Things Change: https://www.systemcatalysts.com/episodes/girltrek-when-...

The Hidden Solution To Pandemics (with Dr. Neil Vora from Preventing Pandemics at the Source)

May 12, 2026

From responding to outbreaks like COVID-19, Ebola, and Zika to leading New York City’s contact tracing program, Dr. Neil Vora has spent his career on the front lines of global health crises.In this episode, he explains how addressing deforestation, biodiversity loss and our relationship with nature can help prevent  future pandemics.Learn more about Preventing Pandemics at the Source:https://www.preventingfuturepandemics.org/If you aspire to be a System Catalyst and need resources to hel...

Listen Again: How to Embrace Complexity with Jack Algiere

May 05, 2026

[REBROADCAST]Original Airdate: June 18, 2024New Episode of System Catalysts out next week!We talk a lot about ecosystems on this show. So today, our guest is an ecosystem expert, aka a farmer! Jack Algiere is the Chief Agroecology Officer at the Stone Barns Center for Food and Agriculture. In this conversation, you’ll learn how to harness the holistic power and complex beauty of regenerative agriculture into systems change. If you want to learn more about the Stone Barns Center, visit stoneba...

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