Arjan has a background in Mechanical Engineering. In 2006 he coordinated the building of a primary school in Zambia. From 2008-2010 he studied at Cornerstone and together with his wife and kids he spent five years in Burkina Faso and Mali. He was involved in church-planting and he set up a community center with a recording studio for radio programs. He joined Cornerstone staff in 2017 and is involved in teaching and in maintenance. He enjoys windsurfing and making music.