Patrick J. Tierney

RELX NV engages in the provision of information solutions for professional customers across industries. It operates through the following segments: Scientific, Technical & Medical; Risk & Business Analytics; Legal; and Exhibitions. The Scientific, Technical & Medical segment helps customers advance science and improve healthcare by providing information and analytical solutions that enable them to make critical decisions, enhance productivity, and improve outcomes. The Risk & Business Analytics segment provides solutions and decision tools that combine public and industry-specific content with advanced technology and analytics. The Legal segment offers information and analytics to professionals in legal, corporate, government and nonprofit organizations. The Exhibitions segment organizes exhibitions and conferences. The company was founded by Jacobus George Robbers in 1880 and is headquartered in Amsterdam, Netherlands.

RELX Group Plc engages in the provision of information and analytics for professional and business customers. It operates in four major segments such as scientific, technical and medical, risk and business analytics, legal and exhibitions. The company was founded on September 11, 1992 and is headquartered in London, the United Kingdom.

Thomcorp Holdings, Inc. provided information, news, and technology solutions to the financial community. The company was founded in 1980 and was headquartered in New York City, NY.

Harcourt Education, Inc. develops, publishes, and markets exemplary textbooks and related instructional materials. The company is headquartered in Orlando, FL.

The Thomson Corporation (Thomson) is a global provider of integrated information solutions. Thomson operates in four segments: Legal & Regulatory, which provides integrated information solutions to legal, tax, accounting, intellectual property, compliance and other business professionals; Learning, which provides tailored learning solutions to colleges, universities and professors, among others; Financial, which provides products and integration services to financial and technology professionals, and Scientific & Healthcare, which provides information and services in the healthcare, academic, scientific, corporate and government markets