Ng: Data-centric AI is the discipline of systematically engineering the data needed to successfully build an AI system. The data-centric AI movement is much bigger than one company or group of researchers. My collaborators and I organized a data-centric AI workshop at NeurIPS, and I was really delighted at the number of authors and presenters that showed up. Ng: In AI, data cleaning is important, but the way the data has been cleaned has often been in very manual ways. The data-centric AI movement has tremendous energy and momentum across the whole community.