Baone Twala is a candidate attorney at the Centre for Applied Legal Studies (CALS), a human rights organisation and law clinic based at the University of the Witwatersrand in South Africa.

Hiroshi Ishida is the executive director at the Caux Round Table Japan, a non-for-profit think-tank and network that promotes social responsibility and sustainability among businesses.

In January, Indian officials at Delhi airport prevented Priya Pillai, a campaigner at Greenpeace India, from boarding a flight to London, where she was invited to speak to an All-Party Parliamentary Group in the UK about a controversial coal-mining projec

Bill Browder is an investor whose London-based firm Hermitage Capital Management was an early investor in Russia and was highly profitable. Over time, Browder led campaigns for greater transparency in financial statements of Russian companies.

Alex Budden is the Vice-President of External Relations at Africa Oil Corp which is a Canadian oil and gas company with assets in Kenya and Ethiopia as well as Puntland (Somalia) through its 45% equity interest in Horn Petroleum Corporation.

Dr Christof Heyns is Special Rapporteur of the United Nations on extrajudicial, summary or arbitrary executions. He is Professor of Human Rights Law and Co-director of the Institute for International and Comparative Law in Africa...

Linda Piirto is a Senior Advisor in CSR at the Finnish Ministry of Employment and Economy, where she oversaw the preparation of Finland's National Action Plan. In 2012 she coordinated the work producing the Finnish government's CSR Action Plan.

Ikal Angelei is the Director of Friends of Lake Turkana, a civil society group in Northern Kenya, in an area where companies are prospecting for oil. Oil exploration in the region will have major implications for the communities along the project sites.

Chris Jochnick is the Director of the Private Sector Department at Oxfam America. He has worked for two decades on issues of human rights, development and corporate accountability.

Sadaf Saaz Siddiqi is a director at Sidko Limited, a Bangladeshi garment exporter. She is also one of Bangladesh's leading poets in English. Her recent publication, Sari Reams, offers a poignant glimpse of Bangladesh's life, covering a range of topics.