Greg Harrison no longer works at Thomson Reuters. Greg Harrison covers a broad base of corporate earnings, including fundamental data, estimate revisions, growth rates and valuations. Focusing on companies in the S&P 500, his weekly earnings commentary includes macro level research and company-specific insights. Previously, Greg worked in the biotechnology industry, providing validation consulting services to help companies ensure that their manufacturing processes were capable of producing safe and effective products. Greg holds a BS in Biology from the University of Washington and MBA and MSF degrees from the Boston College Carroll Graduate School of Management.