Dr. Xian-He Sun is the director of the SCS laboratory. He is a Distiniguished Professor of computer science and the past Chair (9/2009-8/2014) of the Department of Computer Science at the Illinois Institute of Technology, an IEEE fellow and a guest faculty in the Division of Mathematics and Computer Science at Argonne National Laboratory. His current research interests include parallel and distributed processing, memory and I/O systems, software system for Big Data applications, and performance evaluation and optimization.