Dr. Malek has dual training in microsurgical neurosurgery and in minimally invasive endovascular neurointerventional treatment. He is Director of the Cerebrovascular and Endovascular Division in the department of Neurosurgery at Tufts Medical Center. Dr. Malek is also active in translational research through the Laboratory of Cerebrovascular Hemodynamics which he heads. His research interests include the mechanism of development of brain aneurysms and the factors leading to aneurysm rupture. He is actively involved in clinical research to improve the safety of neurointerventional aneurysm treatment by using magnetic resonance diffusion-weighted imaging.