The WRDS Team

Robert Zarazowski
Managing Director
As Managing Director of WRDS, Robert Zarazowski directs the development of WRDS research content, technology, and business strategy. In previous positions at Wharton, Robert managed the School’s data services, created intranet applications and oversaw the School’s large-scale technology infrastructure. Before joining Wharton, Robert was Program Manager for Financial Systems at Carnegie Mellon University where he directed the development of enterprise-wide financial applications. He holds a Master of Science degree in Industrial Administration (MBA) from Carnegie Mellon University and Bachelor of Science degrees in Mathematics and Computer Science from the University of Pittsburgh.

Marketing & Business Development

Jamie Stewart
Director of Sales and Business Development
Jamie Stewart is the Director of Sales for Wharton Research Data Services (WRDS).  He has significant experience working with a diverse and sophisticated clientele marketing client solutions and technology.  Jamie has over 15 years of experience on Wall Street in a variety of roles with firms such as Morgan Stanley, SIG, Raymond James, and Cowen Group.  Jamie holds an MBA from the University of Chicago Booth School of Business and a Bachelor of Science in Finance & Economics from Drexel University.

Robin Gold
Director of Marketing
Robin Nussbaum Gold is the Director of Marketing for Wharton Research Data Services (WRDS). Prior to joining Wharton in 2002, Robin began her career in New York City in the marketing, advertising, and television production arena. Robin’s background includes Marketing, Advertising and Production positions with WNBC-TV, Viacom, Devon Direct Euro, and Russek Advertising.

Mireia Gine
Director of International Initiatives
Mireia joined WRDS in 2003 as part of the Research Support group and has helped expand WRDS services internationally. Prior to joining WRDS she was a visiting scholar at MIT and at the University of Pennsylvania and a lecturer at the Universidad de Barcelona, Spain. Mireia holds a PhD. from the Universidad de Barcelona and Master in Economics from Pompeu Fabra University, Spain. Mireia’s area of expertise is Corporate Finance with a focus on governance issues.

Lindsay Rees
Sales Associate
Lindsay joins Wharton Research Data Services (WRDS) team as a Sales Associate. Lindsay has over 9 years of experience and proven success leading national sales & marketing efforts for various corporations. She graduated in 2004 with a BA in Business from Shippensburg University of Pennsylvania. Lindsay is a native of Philadelphia and has recently moved back to the area from Naples Florida.

Li Edwards
Sales Associate
Li Edwards joined WRDS in 2016  as a Sales Associate. Li has spent over 10 years as a journalist working in China, Africa and the United States. Prior to that, she started her career as a public relations account executive in China, where she worked with various multinational and financial corporations, helping them expand their business in the growing Chinese domestic market.

Technical Services

Matt Cohen
Director of Technical Services
Matthew Cohen oversees the technology and data at WRDS. He has been with WRDS since 2005, first as a Data Analyst, then as the director of the Data Team. He previously worked on the Consumer Price Index at the Bureau of Labor Statistics. Matthew received his B.S. in Decision & Information Systems from the Smith School of Business at the University of Maryland in 2002, and graduated from Wharton’s Executive Education program in 2007.

Data Team

James Coulter
Senior Data Analyst
BBA, Management Information Systems, University of Notre Dame
James Coulter is responsible for performing updates, validation, and ETL procedures on several databases on the WRDS platform. James joined WRDS in 2010 after previously working as a data consultant with PricewaterhouseCoopers, where he served clients including the U.S. Treasury, Department of Homeland Security, and several Fortune 500 companies. Jim received his B.B.A. in Management Information Systems from the Mendoza College of Business at the University of Notre Dame in 2005.

Ye Wang
Senior Application Developer
Ye joined WRDS in 2015.  She is responsible for performing updates, validation, and ETL procedures on several databases on the WRDS platform.  Prior to joining WRDS, Ye worked at the Population Studies Center of the University of Pennsylvania.  She received her MS degree in Computer and Information Technology from the University of Pennsylvania, MA degree in Economics from Southern Methodist University and BA degree in Economics from Nanjing University.

Systems Team

Russ Ney
IT Director
Russ and his team manage the infrastructure, systems and storage needs for the global WRDS community. Russ has been instrumental in designing and implementing systems for WRDS since 1998. Russ is currently leading the WRDS grid computing effort to ensure future scalability of the WRDS client base. Russ is a graduate of Franklin and Marshall College, and the University of Pennsylvania.

Todd Seidelmann
Systems Programmer
Todd is a systems programmer at WRDS who enjoys development and application of new systems technologies, as well as occasionally breaking existing ones. Todd joined the WRDS team in July 2010 and has loved every minute of it since.

Web Team

Ryan J. Sullivan
Senior Application Developer
Ryan Sullivan joined WRDS in 2012 as a web application developer. He has worked as a technologist in Philadelphia for the past 12 years. Prior to joining WRDS, he was a back-end Java Developer at Urban Outfitters. Even when he’s not working, Ryan enjoys computers in a variety of roles, including Board Member of the Philadelphia Area New Media Association (PANMA) and volunteer of the South of South Neighborhood Association (SOSNA). Originally from Oakland California, Ryan enjoys snowboarding and travels west frequently to visit family and friends.

Matt Spalding
IT Project Leader
Matthew is your typical computer geek, fluent in several (programming) languages, and a huge Philadelphia Phillies fan. He has tried to experience as broad a range of things in life as his limited finances afford, from helping run a start-up dot-com company to living in South Korea for four years. He got his Bachelor’s in Computer Science at Penn, studied Theology at Torch Trinity Seminary in Seoul, and is currently getting his Masters in Husbanding with a concentration in Fatherhood from his wife and two children.

Advanced Initiatives

Charles Rejonis
IT Director
Charles Rejonis recently became an IT Director at the Wharton Research Data Services group, overseeing technical operations. Prior to that, Charles was co-director of The Alfred West Learning Lab. Wharton’s Learning Lab explores innovative ways of presenting business education using competitive games and simulations. Over the past eight years at Wharton, Charles has helped create over 30 different learning experiences for students, including OTIS, Wharton’s commercially available Online Trading and Investment Simulator. Charles holds degrees from Simon’s Rock College, the University of Massachusetts, and Stanford University.

Tim Allen
IT Director
Timothy Allen joined Wharton Research Data Services in 2008, after spending many years working with web and database technology companies in the Philadelphia area. Having started programming at age six, Tim’s technology passions have grown to include running local technology events in the Philadelphia area, virtual worlds and environments, and TiVo hacking. Tim is a life-long Philadelphia resident, having graduated from the University of Pennsylvania in 1996.

Mukund Rao
Financial Solutions Architect
Muk joined WRDS in 2012 as a Technical Business Analyst and Product Architect. Before coming to WRDS, Muk spent more than a decade on Wall Street working in research and technology at MSD Capital, a multi-billion dollar investment firm. Muk began his career as a management consultant at PricewaterhouseCoopers. He holds a BA and MS from the University of Pennsylvania.

Ted Donohue
Senior Data Analyst
Ted has been with Wharton for 5 years. Prior to that, he worked for the Association of American Medical Colleges, the George Washington University, and Litton PRC.

User Experience

Beverley Coulson
Beverley Coulson is the director of User Experience for Wharton Research Data Services (WRDS). As the director of user experience, Beverley and her team are the key user experience advocates and evangelists for WRDS. With twenty years of progressively responsible experience in information technology, she brings a wide range of expertise and leadership to the group.

Marc Miller
IT Project Leader

Eric Sauers
IT Project Leader
Eric is the IT Project Leader for the User Experience Team at Wharton Research Data Services (WRDS). As an IT Project Leader Eric drives initiatives ranging from marketing technology, interface development, and user experience testing. Eric’s goals are to develop WRDS support and usability through his talents in design, project management, and analytical skills. Eric is currently pursuing his masters in Organizational Dynamics at the University of Pennsylvania.

Research Services

Luis Palacios
Luis holds a PhD in Economics from Cornell University and bachelor degree in economics from Universidad del Pacifico (Lima-Peru). He has been working for WRDS since 2002. His area of expertise and interest are on procedures for portfolio construction, mutual funds and equity options. Before joining to WRDS, Luis was a principal in the Central Bank of Peru. Luis’s scholarly research papers can be found onSSRN. 

Rui Dai
Research Support Director
Rui’s research interests are short selling, options, hedge funds, mergers and acquisitions, and financial reporting. He has passed all three levels of the CFA Program on his first attempt within two years. His papers were presented in several national and international conferences such as New York Fed/NYU Stern Conference on Financial Intermediation, Eastern Finance Association, Financial Management Association, and Northern Finance Association meetings. Rui received his PhD and MA in Economics and DBA in Computer Science and Economics with distinction from the York University.  Rui’s scholarly research papers can be found on SSRN.

Rabih Moussawi
Research Support Director
Rabih’s research interests are institutional investors, hedge funds, quantitative investment, financial reporting, and corporate governance. His work is published in specialized finance journals and featured in mainstream newspapers including the Wall Street Journal and New York Times. His papers were presented in several national and international conferences such as American Finance Association, Western Finance Association, Financial Management Association, and European Finance Association meetings. Before WRDS, Rabih was a researcher at Barclays Global Investors (now BlackRock), and he taught corporate finance at the University of Texas at Dallas. Rabih conducts specialized empirical finance tutorials on research and data issues for academics and professionals in many forums in the U.S. and abroad. Rabih presented on effective methods to link databases and is currently developing a WRDS research platform for SEC filings. Rabih received his PhD in Finance from the University of Texas at Dallas, and his MBA and BA in Economics, with distinction, from the American University of Beirut. Rabih’s scholarly research papers can be found on SSRN. 

Freda Song Drechsler
Research Support Director
Freda (Qingyi)’s primary research focus is on empirical asset pricing and behavioral finance, including asset pricing anomalies and short selling. She received her Ph.D. and M.A. degree in Applied Economics from the Wharton School of the University of Pennsylvania, and her Bachelor degree from University of Hong Kong after transferring from Tsinghua University in Beijing. Prior to joining WRDS, Freda worked as a quantitative analyst and portfolio manager at Turner Investments. Freda’s scholarly research papers can be found on SSRN.

Xuan Liu
Senior Programmer Analyst