This free course was written by Catrin Davies and Ann Pegg. It was first published in November 2016. It was reviewed and updated with new content by Liz Smith in 2021.
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:
Figure 1: Yutthana Gaetgeaw; Getty Images
Figure 2: anyaberkut; Getty Images
Figure 3: Fascinadora; Getty Images
Figure 4: Lemon_tm; Getty Images
Figure 5: metamorworks; Getty Images
Figure 6: stefanamer; Getty Images
Video 1: silverkblack; Getty Images; Lyndon Stratford; Getty Images; Jeremy Lopez; Getty Images; gorodenkoff; Getty Images; fizkes; Getty Images; VectorFusionArt; Getty Images; Motortion; Getty Images
Every effort has been made to contact copyright owners. If any have been inadvertently overlooked, the publishers will be pleased to make the necessary arrangements at the first opportunity.