Nerve cells and connections define each of us. Everything we feel and respond to, our actions and thoughts, what we remember and forget. Yet our nerves are as delicate as they are crucial, and a slight error in diagnosis or surgery can scar one’s physiological and psychological state forever. Here to share first-hand experience on the challenges of neurosurgery and how technology can help is Prof Dr Vickneswaran Mathaneswaran, consultant neurosurgeon.