Dear Colleagues, Friends, and Neurosurgeons Worldwide,

It is with immense pride and personal excitement that I invite you to join us for the 20th WFNS World Congress of Neurosurgery (WFNS 2027), convening in the breath-taking setting of Bali, Indonesia, from November 16–20, 2027.

Every four years, our global family gathers to share breakthroughs, challenge boundaries, and strengthen the bonds that unite our specialty. Guided by our inspiring congress theme, "One World, One Neurosurgery – The Bali Renaissance," Bali will serve as the exact time and place to unite our worldwide community in a powerful revival of collaboration, shared purpose, and clinical excellence. As our premier world congress comes to Southeast Asia for the very first time, your voice, expertise, and passion are vital to this historic moment.

Pack your bags and prepare for an extraordinary scientific exchange set against the warmth and hospitality of Bali. I look forward to welcoming you personally in 2027!

Dear Friends and Colleagues from Across the Globe,

On behalf of the Indonesian Neurosurgical Society, it is my heartfelt privilege to extend a warm and enthusiastic invitation to all international delegates to join us in Bali for the WFNS World Congress 2027.

Hosting the world in our home archipelago is a profound honor. More importantly, Bali will stand as the ultimate time and place to truly unite the global neurosurgical community under the banner of "One World, One Neurosurgery – The Bali Renaissance." Positioned at the dynamic heart of Southeast Asia, our island serves as a natural crossroads where international innovations meet regional practice, breathing fresh life into our shared mission.

We are preparing a vibrant, state-of-the-art congress experience at the Bali Nusa Dua Convention Center, seamlessly blending rigorous academic debate with the heartfelt warmth of Indonesian hospitality. Come to share your breakthroughs, connect with peers, and be part of history. We are ready to welcome the world to Bali in 2027!

Dear Delegates and Esteemed Members of the Global Neurosurgical Community,

Selamat datang! It is an absolute honor and privilege to invite neurosurgeons, spine specialists, and medical innovators from every corner of the globe to the 20th WFNS World Congress of Neurosurgery in Bali, Indonesia, from November 16–20, 2027.

True progress in our field happens when borders dissolve and our global family stands as one. Guided by our core theme, "One World, One Neurosurgery – The Bali Renaissance," Bali is destined to be the defining time and place where we unite our collective strengths to spark a true renaissance in brain and spine care.

We are curating a robust and comprehensive scientific program designed to inspire and educate, featuring cutting-edge plenary sessions, dynamic satellite symposia, morning sessions, free paper presentations, and hands-on courses and workshops. True to the spirit of our Indonesian national motto, "Bhinneka Tunggal Ika" (Unity in Diversity), this congress is proudly built to accommodate speakers and delegates from around the world representing diverse backgrounds, subspecialties, and clinical traditions, ensuring a rich exchange of global perspectives.

Moreover, we strongly encourage our rising generation of young neurosurgeons to step forward, share their insights, and submit their scientific papers for presentation on this international stage. Your fresh ideas and research are the driving force of our future.

Mark your calendars, prepare your abstracts, and let's meet up in Bali!