**Meet the editor**

Dr Yasuo Murai MD, PhD who graduated from Nippon Medical School in 1993, trained at the Department of Neurosurgery, Nippon Medical School and specialized in Neurovascular surgery and skull base surgery at the Nippon Medical School hospital. His areas of expertise include neurovascular surgery, vascular reconstructive surgery and skull base neurosurgery both within Japan

and abroad. A highly respected surgeon, teacher and researcher, he is one of the leading authorities on advanced vascular reconstructive surgery in Japan. He is the author of many peer-reviewed articles on these topics. He has been serving as acting head of the Nippon Medical School of neurovascular surgery and is an internationally recognized authority in vascular reconstructive surgery. He is currently clinical Assistant Professor of the Department of Neurosurgery at the Nippon Medical School hospital. He has received numerous scientific awards for his contributions to neurovascular surgery within Japan.
