Ever since its completion in 1928, Jan Duiker’s Sanatorium ‘Zonnestraal’ in Hilversum has probably been the most canonical and internationally celebrated example of Modern Movement architecture in The Netherlands. From the time of its construction, Zonnestraal Colony for Occupational Therapy and Aftercare was considered an exeptional creation. The open and creative minds of the Initiators resulted in a lasting example of the comprehensive approach to the tuberculosis Epidemic. The collaboration and the willingness to explore boundaries have providedZonnestraal with its leading position in the field of architecture and building technology, In social and cultural terms and in the medico-psychological world.