Berkeley Resource Center for Online Education at the University of California, Berkeley has issued a certificate of achievement to Davide Madrisan for successfully completing all courses in the XSeries Big Data program, which includes two courses. The certificate is signed by Diana Wu, Executive Director of the Berkeley Resource Center for Online Education, Ameet Talwalkar, Professor in Electrical Engineering and Computer Science at UC Berkeley, and Anthony D. Joseph, also a Professor in Electrical Engineering and Computer Science at UC Berkeley and Technical Advisor to Databricks.