Former Infosys CEO Vishal Sikka, who launched his AI startup Vianai Systems in September, has been named to Oracle's board of directors. Before joining Infosys as its first non-founder CEO in 2014, Sikka worked at German software company SAP. "Vishal is one the world's leading experts in Artificial Intelligence and Machine Learning," Oracle Co-Founder, Chairman and CTO Larry Ellison said.