Except for third party materials and otherwise stated (see Creative Commons Attribution-NonCommercial-ShareAlike 4.0 Licence), this content is made available under a
The material acknowledged below is Proprietary and used under licence (not subject to Creative Commons Licence). Grateful acknowledgement is made to the following sources for permission to reproduce material in this course:
Course image: Boegh in Flickr made available under Creative Commons Attribution-ShareAlike 2.0 Licence.
Figure 1 (top right and left, bottom right): Mike Levers, The Open University;
Figure 1 (bottom left): Courtesy of Ford Motor Company;
Don't miss out:
If reading this text has inspired you to learn more, you may be interested in joining the millions of people who discover our free learning resources and qualifications by visiting The Open University - www.open.edu/ openlearn/ free-courses