This volume of Advances in Anatomy, Embryology and Cell Biol- ogy is based on material assembled by Dr. Jaap H.R. Schoen. Dr. Schoen was born in Balikpapan, Indonesia, in 1930 and died in Corsica in 1981 during a diving holiday. Dr. Schoen was a neu- rologist at the Diaconessen Ziekenhuis in The Hague, The Neth- erlands, and combined his clinical work with a partial tenureship as associated professor in the Department of Neuroanatomy (now the Neuroregulation...