| MRMiguel Regeneración | North America | Oaxaca, Mexico | Leadership and governance, Climate solutions |
| IRIngmar Rentzhog | Europe | Stockholm, Sweden | Climate solutions, Leadership and governance |
| WRWill Richardson | Europe | London, United Kingdom | Leadership and governance, Climate solutions, Economics and finance |
| JRJuan del Río | Europe | Barcelona, Spain | Leadership and governance, Climate solutions |
| LRLuea Ritter | Europe | Zurich, Switzerland | Leadership and governance, Climate solutions, Economics and finance |
| DRDeon Robbertze | Africa | Cape Town, South Africa | Climate solutions, Leadership and governance, Economics and finance |
| KRDr. Karl-Henrik Robèrt | Europe | Stockholm, Sweden | Climate solutions, Leadership and governance, Economics and finance |
| LRLarry Robertson | North America | Washington, DC, United States | Leadership and governance, Climate solutions, Economics and finance |
| SSSahana S | South America | Belo Horizonte, Brazil | Leadership and governance, Climate solutions, Economics and finance |
| ESErinch Sahan | Europe | Oxford, United Kingdom | Leadership and governance, Climate solutions, Economics and finance |
| ASAllan Savory | Africa | Zimbabwe | Agriculture and food, Climate solutions, Indigenous knowledge |
| MSMinou Schillings | Europe | Amsterdam, Netherlands | Leadership and governance, Climate solutions, Economics and finance |
| JSJon Schull | North America | Rochester, United States | Climate solutions, Leadership and governance |
| JSJudith D. Schwartz | North America | Vermont, United States | Agriculture and food, Climate solutions |
| KSKoen van Seijen | Europe | Netherlands | Economics and finance, Climate solutions, Agriculture and food |
| JSJoana Silva | Europe | Lisbon, Portugal | Leadership and governance, Climate solutions, Economics and finance |
| ESEvelyn Simons | Europe | Brussels, Belgium | Leadership and governance, Climate solutions, Economics and finance |
| RSRonald Sistek | South America | Santiago, Chile | Economics and finance, Leadership and governance, Climate solutions |
| NSNeil A. Smith | North America | Canada | Agriculture and food, Leadership and governance, Climate solutions |
| ESEthan Soloviev | North America | Hudson Valley, United States | Agriculture and food, Climate solutions, Economics and finance |
| HSHeiko Specking | Europe | Zurich, Switzerland | Leadership and governance, Climate solutions, Economics and finance |
| PSPaul Stamets | North America | Olympia, United States | Climate solutions, Leadership and governance, Indigenous knowledge |
| BSDr. Barbara Stepnowska | Europe | Gdańsk, Poland | Leadership and governance, Climate solutions |
| BSBob Stilger | North America | Spokane, United States | Leadership and governance, Climate solutions, Indigenous knowledge |
