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This course was authored by Nicole Schadewitz, Emma Dewberry and Steve Garner.
Grateful acknowledgement is made to the following sources for permission to reproduce material in this course:
© The Open University
Course image: Creative Commons Attribution 2.0 Licence.in Flickr made available under
Figures 1 and 3: © Peter Lloyd
Figure 2: © Steven May / Alamy; WWD / Conde Nast / Corbis; Tom Mackie / Alamy
Figures 7, 11, 12, 14b, 18 and 22: © Nicole Schadewitz
Figures 8 and 26: © Wiki media Creative Commons licence
Figure 13: © Emma Dewberry
Figure 16: © Wikipedia Creative Commons licence
Figure 17a: YouTube, copyright unknown
Figure 19: Paul Rand for IBM
Figure 20: © The M.C. Escher Company - Holland
Figure 24: VodafoneTM advertisement
Figure 25: © macle, via http://www.flickr.com/ photos/ 7276607@N07/ 3322484174, used under Creative Commons licence
Figures 14a, 17b, 21 and 23: copyright unknown
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