Dr. William Rice has accrued more than 25 years of know-how and forged a diverse set of skills, including executive, operational, business development, financial, product research, and development. Before Aptose, Dr. Rice served as the president, chief executive officer and chairman of the board of Cylene Pharmaceuticals, Inc. In that role he led the company’s strategic, financing, and business development activities, resulting in the development and sale of small molecule therapeutic programs designed to exploit CK2-mediated pathways and non-genotoxic mechanisms for activating p53 to kill cancer cells. Before Cylene, Dr. Rice was the founder, president, chief executive officer, and director of Achillion Pharmaceuticals, Inc.