Dr. Ghosal is Professor and Department Head of Economics, and Virginia and Lloyd W. Rittenhouse Chaired Professor of Humanities and Social Sciences. He was the Acting Dean, School of Humanities Arts and Social Sciences, from January-July 2023. He is an Affiliated Faculty member at Rensselaer's Center for Biotechnology and Interdisciplinary Studies (CBIS), and at the Institute for Data Exploration and Applications (IDEA).Professor Ghosal's current research and policy interests include: (1) Artificial Intelligence Markets focusing on Big-Tech partnerships, antitrust and regulations; (2) Biopharmaceuticals markets focusing on innovation, pricing and FDA regulations; and (3) Antitrust laws and enforcement. Currently he teaches the course "Economics of Biotechnology and Medical Innovations."Before joining Rensselaer in 2016, he was the Mary and Richard Inman Chaired Professor at the School of Economics at Georgia Institute of Technology. At Georgia Tech., he was the Director of the MS and PhD. programs from 2012-2016. Prior to his position at Georgia Tech., he was a Senior Economist at the Economic Analysis Group, Antitrust Division, U.S. Department of Justice (1998-2001). In this position, he worked on mergers and acquisitions, horizontal and vertical market power, tying agreements, joint ventures, regulatory reform, and innovation and efficiency. Some of the markets he investigated include electricity, nuclear fuel, natural gas, coal, information technology, radio broadcasting, oilfield drilling services, and postal.Professor Ghosal has published two edited books: The Political Economy of Antitrust (Elsevier, 2007); and Reforming Rules and Regulations: Laws, Institutions and Implementation (MIT Press, 2010). He has published in peer-reviewed journals in Economics, Management, and Law & Economics, including: Review of Economics and Statistics; Journal of Law and Economics; Journal of Industrial Economics; International Journal of Industrial Organization; Research Policy; Small Business Economics; Managerial and Decision Economics; Business Strategy and the Environment; Journal of Competition Law & Economics; Review of Industrial Organization; Review of Law & Economics; Journal of Economics and Business; Illinois Law Review; China Economic Review; and Harvard Public Health Review. His research has been published as book chapters by publishers such as: MIT Press; Stanford University Press; Elsevier Science; Edgar Elgar; Routledge; and Springer. His recent writing on "Big Tech Investments in AI Startups Do Not Raise Competitive Red Flags" appeared in the Big Tech-AI Investment Symposium published by ProMarket (University of Chicago). Dr. Ghosal's international appointments have included Visiting Professor (2010-2018) at the European Business School (Wiesbaden, Germany) where he conducted research and lectured on regulations and business strategy, with emphasis on environmental regulations, sustainability, and innovation in the automobile and other manufacturing industries. He was a Visiting Professor (2010-2016) at the joint Organization for Economic Cooperation and Development (OECD, Paris) and Korea Development Institute School of Public Policy and Management (Seoul, South Korea) international program on regulatory reform and competition policy. In this position he provided executive education lectures and workshops to international public policy professionals. On topics related to antitrust, competition law and enforcement, regulations, and mergers and acquisitions, he has delivered executive education lectures in Taipei, Lima, Seoul, New Delhi, Amsterdam, and Tokyo. He has taught Summer graduate school workshops at the University of Amsterdam, Ludwig Maximilians University (Munich), and Central European University (Budapest).Professor Ghosal's grants, contacts and research have included industries such as: automobiles; high-speed rail; healthcare; transportation; information technology; telecommunications and media; energy and electricity; and paper & paperboard.. His externally funded research grants have included issues related to: regional economic and business development; infrastructure investments; public-private partnerships; impact of environmental regulations; regulatory assessments; and innovation and efficiency. The organizations he has received funding from include: U.S. Department of Transportation; Georgia Department of Transportation; Ragnar Soderberg's Foundation (Sweden); Woodruff Foundation; Organization for Economic Cooperation and Development (OECD, Paris); Center for Paper Business and Industry Studies (Georgia Institute of Technology); and Scripps Foundation.He worked as an expert with the Organization for Economic Cooperation and Development (OECD, Paris, 2005-2012) on developing the Competition Assessment Toolkit which served as an international framework adopted by many countries for identifying and revising regulations and their impact on competition. As part of this OECD initiative, Dr. Ghosal traveled to several countries to present training workshops to national government agencies, public policy and regulatory professionals to help with implementation of the framework.Professor Ghosal has been a consultant for international organizations, governments, consulting firms and companies on issues related to antitrust, regulatory reform, business and economic modeling of markets, industry studies, and statistical and econometric modeling. He has provided project and expert reports, and testimony.