Ramnath Chellappa

Ramnath K Chellappa

Associate Dean & Academic Director of Master of Science in Business Analytics; Goizueta Foundation Term Professor of Information Systems & Operations Management


Dr. Ramnath K. Chellappa is Associate Dean and Academic Director of the Master of Science in Business Analytics program. He is also the Goizueta Foundation Term Professor of Information Systems & Operations Management at the Goizueta Business School, Emory University. He was previously a Caldwell Research Fellow at Goizueta, Emory and SRITNE Distinguished Academic Fellow and Visiting Professor at the Indian School of Business, Hyderabad. Prior to joining Emory University, Prof. Chellappa served on the faculty of Marshall School of Business, University of Southern California from and was the founding director of the Electronic Economy Research Lab (eBizLab) at USC.

Prof. Chellappa's expertise is in the fields of electronic markets, pricing, digital goods piracy and economics of information security and privacy. His research in these areas has been widely published/presented in leading journals and conferences. His work on information privacy, research on music digitization and study of software pricing have received best paper awards in premier conferences. His research methods include analytical modeling, empirical modeling and social network analysis.

He also serves/has served on the editorial boards of Information Systems Research and MIS Quarterly. He is currently the president of INFORMS Information Systems Society.

Prof. Chellappa also works closely with the industry on the managerial aspects of information technology driven issues. He frequently serves as a litigation expert (expert witness) on a number of technology related cases, and also consults for the entertainment industry, particularly on digitization of media. Prof. Chellappa is often quoted in the popular media on information privacy and security related issues.

Prof. Chellappa has taught courses at the undergraduate, MBA, MS and PhD levels in the areas of information systems, operations management, economics and analytics. He has also designed and taught courses for executive education including in the Medical Management Program at USC. At Emory, he teaches in the MBA, MS and PhD programs. He has received several teaching awards including the school-wide Adler Teaching Prize and the university-wide Provost Distinguished Teaching Award for Excellence in Graduate and Professional Education.

He received his PhD from the McCombs School of Business at the University of Texas in Austin where his work provided the first scholarly definition of the term "Cloud Computing".


  • PhD
    The University of Texas at Austin, McCombs School of Business
  • MS (course work)
    The University of Texas at Austin, Cockrell School of Engineering
  • BTech
    Indian Institute of Technology (BHU), Varanasi

In the News

  • May 2, 2019
    FOX5 Atlanta
    "Professor Ram Chellappa, an Information systems cybersecurity expert at Emory says the Outlook breach isn’t likely in your office."
  • February 6, 2016
    The Atlanta Journal-Constitution
    Gigabit options are spreading across metro Atlanta, though where and when consumers can get their hands on the faster speeds is still spotty.
  • August 8, 2016
    Mercury News
    Such incidents show that computer and power systems for huge operations like airlines are as important as physical infrastructure that need to be constantly upgraded and maintained.
  • February 6, 2016
    “With the Internet of Things, everything is going to be connected and generating data, downloading data and talking back to data,” said Ramnath Chellappa, a specialist in information systems at Emory University’s Goizueta Business School...
  • March 7, 2014
    The Register
    The first known academic usage and definition of the term Cloud Computing seems to be by Prof. Ramnath Chellappa of Emory University and University of Southern California, in a talk titled Intermediaries in Cloud-Computing, presented at the INFORMS meeting in Dallas in 1997. His definition? A “computing paradigm where the boundaries of computing will be determined by economic rationale rather than technical limits alone.” This is a key foundational concept for cloud computing...
  • August 26, 2013
    Professor Ramnath Chellappa was the first to use the term "cloud computing" in 1997, and in 1999, Salesforce became the first site to deliver applications and software over the Internet...
  • February 9, 2011
    Cloud Tweaks
    The first time the term was used in its current context was in a 1997 lecture by Ramnath Chellappa where he defined it as a new “computing paradigm where the boundaries of computing will be determined by economic rationale rather than technical limits alone.”...