Dr. Christian Guilleminault passed away on July 9, 2019 from complications due to metastatic prostate cancer. He is survived by his wife and two sons.

Dr. Guilleminault is famous for his involvement in the first classification and identification of sleep disorders. His research on sleep apnea, pediatric sleep disorders, and narcolepsy made him a leader in the field of sleep medicine and research.

Read more about his life and his contributions to sleep medicine here.