SAN DIEGO--(BUSINESS WIRE)--Ligand Pharmaceuticals Incorporated (NASDAQ:LGND - News) announced today that President and Chief Executive Officer John L. Higgins will present at the BIO CEO and Investor Conference on Tuesday, February 12, 2008, at 11:45 a.m. Eastern time (8:45 a.m. Pacific). The conference takes place at the Waldorf-Astoria Hotel in New York City.