Helping New York Learn to Work Better. ATD New York City Chapter (ATDNYC) - is the local chapter of the Association for Talent Development – the leading association of workplace learning and performance professionals in the world. Our members reflect the vibrant nature of the great city of New York and come from all types of organizations – multinational corporations, medium and small-sized businesses, nonprofit organizations, government, academia, consulting firms, and product and service suppliers. Our mission is to serve the business professionals of Greater New York City with cutting-edge human performance improvement programs, resources, and events so they can deliver strategic value to their stakeholders; to expand their network of professional relationships; and to enhance their career opportunities.