Karin van Oostrum from Pretoria, South Africa, has been involved in home education for the past 29 years, together with her late husband Leendert van Oostrum. Their three daughters never attended school. Before her marriage, Karin obtained a BA degree, as well as a BA Honours, and BA Honours in Applied Linguistics. She worked as a lecturer for a while, as a youth worker, and as a translator and editor. She and her late husband, Leendert van Oostrum, were co-founders of the South African Association for Home Schooling in 1992. In 1998 they co-founded the Pestalozzi Trust, the South African legal defense fund for home and civil education, and have since then managed the Trust together. She accompanied Leendert to the GHEC 2012 and 2016. Since Leendert’s death in October 2016 Karin has been appointed manager of the Trust and is responsible for the general and financial administration of the Trust. She also handles telephonic and electronic inquiries on various aspects of homeschooling and offers workshops to veterans and newbies on legal and practical aspects of home education.