This course was written by Francine Ryan, and amended for OpenLearn by Emma Jones.
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Cover image: GaudiLab/Shutterstock
Figure 1: Marekuliasz/iStock/Getty Images plus
Figure 2: The Legal Aid Agency
Figure 3: Dan Kitwood/Staff/Getty images
Figure 6: Artem Samokhvalov / Shutterstock.com
Figure 7: Julia Henze/Shutterstock.com
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