Hasenbusch Lecturer Edward Chang, MDDr. Chang is the chair of the Department of Neurological Surgery at UCSF. Click here to learn more. Ziya Gokaslan, MDDr. Gokaslan is the chair of the Department of Neurosurgery at the Warren Alpert Medical School of Brown University.Click here to learn more. Elad Levy, MDDr. Levy is the current president of the Congress of Neurological Surgeons and the chair of the Department of Neurological Surgery.Click here to learn more. Linda Liau, MDDr. Liau is the chair of the Department of Neurosurgery at UCLAClick here to learn more. Greg Bonnen, MDState Rep. Greg Bonnen, MD, is a Houston-area neurological surgeon and chairman of the Texas House Committee on Appropriations. Click here to learn more. Rep. Todd HunterState Rep. Todd Hunter has represented Corpus Christi in the Texas House of Representatives for several decades and serves as the chairman of the House Committee on State Affairs.Click here to learn more.