She was investigated for witchcraft in 1583 by
Patrick Adamson, Archbishop of St Andrews; however, when he was ill and others could not cure him, treatment by Pearson led to his full recovery. Adamson's enemies claimed this was witchcraft and Pearson was imprisoned in St Andrews Castle, from where Adamson helped her to escape. Scottish Ballad-writer,
Robert Sempill, wrote about Pearson and Adamson. == Investigation, confession and conviction ==