Rehabilitation psychologist Rehabilitation psychologist Angelina Rodner, PhD, discusses the psychological effects of concussio Angelina Rodner, PhD, discusses the psychological effects of concussio n. Vascular surgeon and wound care expert n. Vascular surgeon and wound care expert Palma Shaw, MD, tells about limb preservation for patients with arterial diseases Palma Shaw, MD, tells about limb preservation for patients with arterial diseases. Endocrinologist. Endocrinologist Nidhi Bansal, MBBS, explains the importance of the thyroid gland. Nidhi Bansal, MBBS, explains the importance of the thyroid gland.