Author: Jean Aznar – Secretary General Diplomatic World Institute
SHAPING THE FUTURE THROUGH BEHAVIOURAL LEADERSHIP
Jean Aznar (DW Institute) – Jeremie Landweer (SociisGroup)
Jeremie Landweer – CEO SociisGroup
INTRODUCTION
Brussels, 22th of July 2026 – In an era where the world’s most pressing challenges demand collective action rather than individual ambition, a new generation of leadership platforms is emerging bringing together those who believe that sustainable progress begins with human behaviour, shared values, and purposeful collaboration.
Among these pioneers is SociisGroup, founded and led by CEO Jeremie Landweer, whose vision has transformed the organization into a catalyst for international dialogue between business leaders, diplomats, investors, entrepreneurs, policymakers, academics, philanthropists, and innovators. Rather than simply organizing networking events, SociisGroup curates experiences that inspire meaningful partnerships capable of creating lasting economic, environmental, and societal impact.
LEADERSHIP BEYOND BUSINESS
At the heart of SociisGroup lies a simple yet powerful convictio. The future will not be shaped solely by technological breakthroughs or economic growth, but by the quality of leadership and the behaviours that guide decision-making.
This philosophy has led to the creation of the Sustainable Behavioural Standard, an innovative framework encouraging organizations to embed sustainability, ethics, responsibility, and long-term thinking into their corporate culture and governance.
“True transformation begins when people choose to lead differently and Technology enables change, but behaviour determines whether that change creates lasting value”, “explains CEO Jeremie Landweer.”
THE CORINTHIA GRAND HOTEL ASTORIA BRUSSELS
“WHERE INFLUENCE MEETS PURPOSE”
The recently restored Corinthia Grand Hotel Astoria Brussels provided the ideal setting for one of SociisGroup’s flagship gatherings. Within one of Europe’s most iconic luxury landmarks, distinguished guests from government, diplomacy, finance, entrepreneurship, academia, and civil society engaged in strategic conversations that extended well beyond traditional networking.
The event fostered new collaborations around sustainable investment, innovation, responsible leadership, education, healthcare, philanthropy, and international cooperation, reflecting Brussels’ unique position as the political and diplomatic heart of Europe. The atmosphere combined elegance with substance, creating an environment where meaningful dialogue naturally evolved into concrete opportunities for collaboration.
TOMORROWLAND AND LOVE TOMORROW
“INSPIRING ACTION ON GLOBAL STAGE”
The journey continued at Tomorrowland, where SociisGroup partnered with Love Tomorrow, the festival’s internationally acclaimed sustainability platform. During the exclusive invitation-only event “The 300,” a carefully selected audience of global decision-makers explored the future of leadership through inspiring keynote presentations, panel discussions, and immersive experiences designed to challenge conventional thinking. The event celebrated the intersection of innovation, creativity, sustainability, and human potential, bringing together leaders committed to building resilient economies, stronger communities, and a healthier planet. More than a conference, it became a living demonstration of how dialogue, diversity, and collaboration can generate practical solutions for global challenges.
BELGIUM AS A GLOBAL PLATFORM FOR INTERNATIONAL DIALOGUE
By connecting two iconic Belgian venues, the timeless elegance of the Corinthia Grand Hotel Astoria Brussels and the creative energy of Tomorrowland, SociisGroup showcased Belgium’s growing importance as an international meeting point where diplomacy, business, innovation, and culture converge. The initiative reflects a broader ambition, positioning Belgium as a destination where influential leaders meet not only to exchange ideas but to initiate partnerships capable of creating measurable global impact.
A GROWING INTERNATIONAL MOVEMENT
Under the leadership of CEO Jeremie Landweer, SociisGroup continues to expand its international footprint by building bridges across industries, cultures, and continents. Its growing network demonstrates that the world’s most complex challenges require cooperation that transcends sectors and borders. Whether addressing sustainable development, responsible investment, technological innovation, education, healthcare, or social inclusion, the organization’s mission remains consistent, empowering leaders to become catalysts for positive change. As the global community searches for new models of leadership capable of responding to an increasingly interconnected world, SociisGroup offers a compelling example of what becomes possible when visionary thinking is matched with purposeful action.
“The future belongs not only to those who innovate but to those who inspire others to innovate together”. (Explains CEO Jeremie Landweer)
ABOUT SOCIISGROUP
SociisGroup is an international leadership platform dedicated to fostering behavioural transformation, sustainable innovation, and strategic collaboration. By bringing together leaders from business, diplomacy, government, academia, philanthropy, and civil society, the organization creates high-level experiences that encourage partnerships addressing some of the world’s most significant opportunities and challenges. Through initiatives such as The 300, SociisGroup continues to build a global community committed to responsible leadership and long-term societal impact.
www.sociisgroup.com
