Leigh specialises in criminal cases of high complexity domestically and internationally.
Leigh has expertise in the drafting and arguing of applications under the Double Jeopardy (Scotland) Act 2011. She was instructed as junior counsel in the first two applications to be made under the 2011 Act, HMA v. Sinclair (World’s End murders) and HMA v. Coulter et al. (murder of Surjit Singh Chhokar).
Leigh also has experience in criminal appeals both in relation to conviction and sentence.
At the international level, Leigh is instructed as counsel in two cases before the International Criminal Court. She is part of the Defence team representing the Deputy President of Kenya, Mr William Ruto, and also the Defence team representing the Darfuri revolutionary, Abdallah Banda Abakaer Nourain.
Leigh was part of the prosecution team which successfully prosecuted the former president of Liberia, Charles Taylor, before the Special Court for Sierra Leone.