London corporate partner Scott Simpson spoke at PLI's "Fifteenth Annual Institute on Securities Regulation in Europe: Practical Implications of U.S. Law on EU Practice," held Jan. 21-22 in London. Mr. Simpson joined a panel discussion on "Developments in Mergers & Acquisitions," focusing on the complexities of cross-border M&A, including trans-Atlantic combinations resulting from inversions and other transactions in which companies redomicile.