Link-Systems International, Inc. (LSI) is a market-leading software company that helps academic institutions create effective digital solutions for teaching and learning. Launched in 1995, LSI has created several unique and powerful software platforms that facilitate the sharing of content over the Internet. We specialize in mathematics, technical and scientific content, the most critical types of online content with respect to student persistence, and the most difficult to share online. Our customers include K-12 publishers, higher education publishers, virtual high schools, higher education institutions, technology companies, and joint programs dedicated to providing online educational content to members of organized labor and their families. Our partners and customers have come to value and trust LSI because we are the only company that offers a complete suite of interoperable solutions that address the entire life cycle of the student, with an overt focus on the bottom line: student persistence and student retention.