In 1976, Lipton authored "Corporate Takeovers: Tender Offers and Freezeouts" (American Bar Association, National Institute on Corporate Takeovers).
In 1982 Lipton created the Shareholders Rights Plan or poison pill, which has been described by Ronald Gilson of the Columbia and Stanford Law Schools as "the most important innovation in corporate law since Samuel Calvin Tate Dodd invented the trust for John D. Rockefeller and Standard Oil in 1879."[REF]