For those, who wish to keep abreast of the most recent advances, there is the Journal of Programtmed Learning and Educational Tech mology. This was first published in 1964 and now has international ststus. It is the official publication of the Association for Programmed Learning, which has its headquarters in London. The Association's conference is held annually in various parts of the country and provides n opportunity for those interested in programmed learning to come together and discuss their experiences and research. The proceedings of two such conferences have been published as companion volumes with the title Aspects of Educationaal Technology