Aspen Publishers provides mountains of legal research information to lawyers, business professionals, and law students. The company publishes manuals, books, periodicals, CDs, and online content, and specializes in legal, tax and business, health, and educational information. Aspen covers both US and international topics. Specific practice areas include administrative law, government contracts, intellectual property, and mergers and acquisitions. Among the company's titles are Lawyer's Desk Book and Securities Act Handbook . The company is a subsidiary of Wolters Kluwer Law & Business, itself a unit of European professional publisher Wolters Kluwer.