Mr. Ding Zhou is an Engineering Lead at Square. Mr. Zhou was Chief Scientist at Klout, where he was in charge of data teams and the engineering teams building new product initiatives. Before that, as an early engineer, he built early versions of the Ad Systems at Facebook. He is also a partner at the zPark Venture. He has more than 10 years of engineering experiences with big data and data science, is developing investment interest in consumer internet, and is known for passion for products of good design that can change people's life. Mr. Zhou holds a Ph.D. from Pennsylvania State University and a B.S. from Fudan University.