He is also a Visiting Scholar in the HSTAR Institute at Stanford University. His research and teaching focuses on system science and engineering, information visualization, and modeling/simulation approaches to design, manage, and improve the transformation of complex enterprise systems. Rahul is an NIH mHealth fellow (2011) and an award nominee of the Robert Wood Johnson Foundation Serious Games of Health initiative (2008). He is an editorial board member of the Journal of Enterprise Transformation and INFORMS Service Science. His work has received numerous best paper awards and he has extensively published in leading computer science, management, and engineering journals. He received a Ph.D. in industrial and systems engineering from the Georgia Institute of Technology.