How do language models like ChatGPT learn to write essays, answer questions, or explain science? The secret lies not in magic, but in optimization: the math behind learning from mistakes. In this talk, I will unpack how these systems start with random responses and gradually improve through feedback and repetition. Along the way, you’ll see how machines, like people, get better by practicing, adjusting, and scaling up. Mingrui Liu is an assistant professor in the department of computer science at George Mason University. His research interests include machine learning, optimization, statistical learning theory and deep learning. He has published over 30 papers in leading AI venues such as NeurIPS/ICML/ICLR/JMLR. This talk was given at a TEDx event using the TED conference format but independently organized by a local community. Learn more at https://www.ted.com/tedx

What if my identity isn’t the truth, but just a script I’ve rehearsed too many times? In this deeply personal and powerful TEDx Talk, I share how postpartum depression cracked open the performance of perfection I had been living and revealed the stories that were keeping me small. Through my 3-step process Recognize, Reframe, Rewrite. I invite you to question inherited beliefs, honor your ancestors without repeating their pain, and reclaim authorship over your own life. This talk is my rallying cry for anyone ready to stop performing and start becoming. Aleya Harris is an award-winning international speaker, strategic storytelling consultant, speaker mentor, and former chef who helps leaders break free from burnout by rewriting the internal narratives that hold them back. She is the CEO of The Evolution Collective and the creator of the Spark the Stage™ and Spark the Pitch™. With a background in marketing and a passion for transformational storytelling, Aleya blends practical insight with soulful strategy to inspire change from the inside out. This talk was given at a TEDx event using the TED conference format but independently organized by a local community. Learn more at https://www.ted.com/tedx

This talk is about creating a future beyond one’s past, beyond their background. By sharing their captivating backstory and evolution in thought process, this speaker encourages those around them to dream big. This talk shines light on the importance of hope and the bravery of perseverance; and the resulting potential of success for all. Amelia Young-Lawson Amelia Young-Lawson is a dreamer, never losing sight of their goals. They implement this into everything they do, working as hard as possible and refusing to give up. Amelia hopes to inspire others who grew up similarly to them to have a similar mindset, and be the role model they never had; becoming the change they want to see in the world. This talk was given at a TEDx event using the TED conference format but independently organized by a local community. Learn more at https://www.ted.com/tedx

Leadership is not reserved for titles it begins with responsibility. In this talk, Mr Sampath highlights how ordinary citizens can step up as civic leaders by addressing community needs, fostering collaboration, and driving social change. With courage, empathy, and vision, everyday people have the power to transform societies, proving that extraordinary leadership often starts with simple acts of civic engagement. Sampath Ramanujam’s journey from the corridors of technology to the heart of local governance is a powerful testament to the impact of civic engagement. A former techie who found his true calling in public service, Sampath’s transformation was sparked by his participation in the B.PAC Civic Leadership Incubator Program (B. CLIP)—a platform that nurtures changemakers committed to solving urban issues from the ground up. Inspired by the power of grassroots leadership, Sampath entered the political arena not as a career politician, but as a citizen determined to bridge the gap between policy and people. This talk was given at a TEDx event using the TED conference format but independently organized by a local community. Learn more at https://www.ted.com/tedx

Fr. Dr. Thomas M. J. shares powerful insights on why compassion is the foundation of education, leadership, and personal growth. Drawing on decades of academic and pastoral experience, he emphasizes how nurturing both the mind and spirit can transform students, educators, and society at large. His talk explores values-based learning, character building, and inclusive growth, inspiring a more compassionate and conscious world. Rev. Fr. Dr. Thomas M. J is the dynamic and forward-thinking Principal of ST PAULS COLLEGE, known for his transformative leadership in higher education and his unwavering commitment to holistic student development. With a distinguished academic background and decades of experience in education and pastoral care, he has successfully bridged the realms of scholarship, ethics, and innovation. This talk was given at a TEDx event using the TED conference format but independently organized by a local community. Learn more at https://www.ted.com/tedx

What if the key to saving the planet starts with something as small as a hoodie? Jason Zhang explores how the SDGs (Sustainable Development Goals) aren’t distant ambitions but practical goals woven into our daily lives. Through his story, we can learn how even the smallest actions can create waves of impact that ripple far beyond what we imagine. Jason Zhang is the president and founder of the Whale Done Initiative SDG Club, where he leads a team of over 20 peers to drive sustainability through action. He has spearheaded six eco-projects, collaborated with local NGOs, delivered more than 10 speeches, and managed a public platform to raise awareness. Committed to inspiring students and communities, Jason emphasizes the power of small individual decisions to create a collective impact for a greener future. This talk was given at a TEDx event using the TED conference format but independently organized by a local community. Learn more at https://www.ted.com/tedx