Yannan "Ryan" Sun is a Sr. Director of Data Science at Claritas Rx at Claritas Rx. He possess expertise in statistical modeling, sas programming, data mining, data visualization, communications audits and 12 more skills. He is proficient in Chinese and English. Colleagues describe him as "Ryan Sun is the most talented data science professional I've worked with in the biopharma space. He is dedicated to leveraging standard methods and finding novel ways to support good model design, to ultimately drive good decision-making. He has also built an incredible team of data scientists to move our efforts forward from theory to practice. I appreciate partnering with Ryan on projects that have real world impacts in the life sciences.", "I had the pleasure to work with Ryan in Summer’17 on a project to explore market landscape of a pipeline Alzheimer's therapy. It was an absolute delight to work with him. He is a great mentor and a great manager. Few things that stood out most about Ryan were – First, he was always available to help me out, be it with technical challenges, or understanding the industry, or effectively presenting technical analysis to a business audience. Second, he effectively utilized his industry expertise and actively engaged in evaluation and implementation of ideas to make the analysis more impactful. And last, Ryan understood my professional aspirations and earnestly helped me in achieving those objectives. Overall, I am glad to have Ryan as my manager and wish him success.", and "Ryan brings a unique mix of being technical strong, highly strategic, and a clear communicator. He is skilled at ensuring he and his teammates are focused on the highest priorities that drive the business. He quickly grasps what is needed and works well with his team to get the job done. It's been a real pleasure to work with Ryan."