Volume IV of A Corpus of Rembrandt Paintings deals uniquely with the self-portraits of Rembrandt. In a clearly written explanatory style the head of the Rembrandt Research Project and Editor of this Volume, Ernst van de Wetering, discusses the full body of work of paintings and etchings portraying Rembrandt. He sets the different parameters for accepting or rejecting a Rembrandt self-portrait as such, whilst also discussing the exact working environment of Rembrandt and his apprentices. This workshop setting created a surroundings where apprentices could be involved in working on...