Adi Shankaracharya's influence extends vibrantly into the 21st century through multiple channels. The Four Mathas: Sringeri, Dwaraka, Puri, and Jyotirmath continue functioning after 1,200+ years. Sringeri Sharada Peetham maintains unbroken succession of 36 Jagadgurus, the current (as of 2025) being Jagadguru Shankaracharya Sri Bharati Tirtha Mahasannidhanam and his successor-designate Jagadguru Shankaracharya Sri Vidhushekhara Bharati Mahasannidhanam. These mathas now run schools, hospitals, and charitable institutions while preserving Vedantic teaching. Modern Teachers: The late 19th-20th centuries saw Advaita's global spread through teachers like Swami Vivekananda (who brought Vedanta to the West at 1893 Parliament of World Religions), Sri Ramana Maharshi (who taught Atma-vichara/self-inquiry), Swami Sivananda and Swami Chinmayananda (who founded global organizations), and Nisargadatta Maharaj (whose "I Am That" influenced millions). Contemporary teachers continue this lineage. Academic Study: Advaita Vedanta is studied in philosophy departments worldwide. Stanford Encyclopedia of Philosophy, Internet Encyclopedia of Philosophy, and major universities offer courses. Comparative philosophy examines Advaita alongside Western phenomenology, existentialism, and consciousness studies. Consciousness Research: The "hard problem of consciousness"—explaining subjective experience from objective processes—has made Advaita relevant to neuroscience and philosophy of mind. Some researchers explore whether Advaita's framework (consciousness as fundamental rather than emergent) offers insights. Practical Applications: Mindfulness movements, though Buddhist-derived, share contemplative methods with Advaita. Corporate leadership programs teach witness consciousness and non-reactivity. Psychotherapy integrates Advaitic concepts like dis-identification and recognition of true self beyond ego. Global Reach: Advaita teachings are available through books, online courses, YouTube channels, podcasts, and apps in dozens of languages. Non-Indian practitioners worldwide study and practice Advaita, showing its universal appeal. Cultural Impact: Advaita shapes Indian self-understanding, appears in cinema and literature, and influences contemporary Hindu identity. Shankara himself is celebrated through films, commemorative events, and pilgrimages to sites associated with his life. The philosophy he systematized 1,200 years ago remains a living tradition engaging modern questions about consciousness, reality, ethics, and human flourishing.