Prince Bernhard (1911-2004) dedicated over 40 years of his life to nature conservation, from the early 1960s until his death. He played a crucial role in this field at international level. Prince Bernhard was founder and first president of WWF (World Wildlife Fund) and initiated the Peace Park Foundation. In the Netherlands, the Prince was President of the Dutch WWF for over 30 years. Until his death in 2004, Prince Bernhard was closely involved with the activities of his Chair at Utrecht University. He attended seminars and inaugural addresses, and maintained personal contact with Chair holders.