A "Memory Champion" is an individual who excels in memory competitions, demonstrating exceptional skills in remembering and recalling information. These competitions often involve tasks like memorizing long sequences of numbers, decks of cards, or lists of words within a limited time. Participants use various techniques, such as mnemonics and visualization, to enhance their memory performance. Memory champions often train rigorously to improve their cognitive abilities and compete at national and international levels. They may participate in events organized by organizations like the World Memory Sports Council, which promotes memory sports and provides a platform for competitors to showcase their talents.