Organovo Holdings, Inc. announced the hiring of Curtis Tyree, PhD, as Sr. Vice President of Strategy and Business Development. Dr. Tyree has more than 20 years of management and R&D experience in the drug discovery industry in a variety of therapeutic areas at Ligand Pharmaceuticals, TorreyPines Therapeutics (previously Neurogenetics) and most recently served as SVP, Strategic Planning at HUYABIO International.