Ion Stoica is a professor in the EECS Department at the University of California at Berkeley, and the Director of Sky Computing Lab. He is currently doing research on cloud computing and AI systems. Current and past work includes ChatBot Arena, vLLM, Ray, Apache Spark, Apache Mesos, Tachyon, Chord DHT, and Dynamic Packet State (DPS). He is a Member of NAE, an Honorary Member of the Romanian Academy, an ACM Fellow and has received numerous awards, including the Mark Weiser Award (2019), SIGOPS Hall of Fame Award (2015), and several "Test of Time" awards. He also co-founded three companies, Anyscale (2019), Databricks (2013) and Conviva (2006).