Suggestopedia is a language teaching method developed in the 1970s by Georgi Lozanov based on how the brain works and learns most effectively. It uses decoration, furniture arrangement, music, and an authoritative teacher to create a relaxed environment where students can learn quickly. Suggestion is key, with students learning whole texts meaningfully through communication-focused activities. The goal is advanced proficiency in 30 days through 10 units focusing on dialogues. Classes involve discussion, new material presentation, and a "concert session" where the teacher reads aloud to music as students listen silently. Learning relies on environment, music, an authoritative teacher, and removing psychological barriers.