This free course was written by Paul Walley and Laurie Knell and was first published in June 2023.
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 free course:
Course image: courtesy, Jeremy Morton/South Leeds Life.
Figure 1: Brian Hickey/Alamy Stock Photo.
Figure 2: TheDigitalWay/Pixabay.
Figure 3: Akin Cakiner/Unsplash.
Figure 4: Felicia Buitenwerf/Unsplash.
Figure 6: Hajran Pambudi/Unsplash.
Figure 7: Grav/Unsplash.
Figure 8: 1000words/Dreamstime.com.
Figure 9: Hans Ripa/Unsplash.
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