Areas of Expertise Dr. Bhatnagar specializes in marketing on the web. His current research focuses on consumer information search behavior on the web, advertising models for the web, benefits and risks of online shopping, and competition among different retail formats. He also specializes in analyzing advertising data for traditional media channels. He teaches courses on international marketing and principles of marketing. He has led several Study Abroad courses to UK, Ireland, Belgium, Netherlands, Spain, Portugal, Germany, Austria, Czech Republic, Slovakia, Hungary, Croatia, Slovenia, and Switzerland.