Rosetta Stone found, but later Egyptologists, including Wallis Budge, used these other copies to refine the reconstruction of the hieroglyphs that must have been used in the lost portions of the hieroglyphic text on the Rosetta Stone. Napoleon's 1798 campaign in Egypt came at (and helped cause) the beginning of a burst of Egyptomania in Europe, and especially France. A corps of 167 technical experts ("savants"), known as the "Commission des Sciences et des Arts", accompanied the French expeditionary army to Egypt. On 1799, French soldiers under the command of Colonel d'Hautpoul were strengthening the defences of Fort Julien, a couple of
Rosetta Stone (company) corporation to a C corporation. Ownership transferred to investment firms ABS Capital Partners and Norwest Equity Partners. On September 23, 2008, Rosetta Stone Inc. filed an Initial public offering with the Securities and Exchange Commission. On April 15, 2009, the company was listed as the Rosetta Stone on the New York Stock Exchange. Since 2016, the company's president and CEO has been John Hass. Rosetta Stone is transitioning to a cloud-based business model that goes beyond language learning and deeper into education technology. In 2013, it acquired four companies—Vivity Labs Inc (creators of the Fit Brains Trainer), Livemocha, Tell Me