Hiroyuki Shimada, MD, PhD, FRCPA (Hon) currently works as a Pathologist in the Department of Pathology & Laboratory Medicine, Children\'s Hospital Los Angeles and as a Professor at the University of Southern California Keck School of Medicine, Los Angeles, California in USA. He is also engaged as the Pathologist-of-Record for the Children\'s Oncology Group, Neuroblastoma Biology Study, and as Chair of the International Neuroblastoma Pathology Committee. He was born in Tokyo, Japan (1948), graduated from Yokohama City University School of Medicine, Yokohama, Japan (1973) and completed Pathology Training at the Children\'s Hospital and the Ohio State University, Columbus, Ohio, USA (1988). He is a founder of the International Neuroblastoma Pathology Classification (1999). He is actively reviewing pathology samples of about 700 neuroblastoma cases per year from United States, Canada, Australia, and New Zealand.