Duncan Green was present at the birth of ETI 20 years ago. Here he lists the lessons he has learnt as an NGO specialist.

The OECD has just published the most authoritative, detailed guidance yet for businesses looking to prevent and tackle human rights abuses and other harmful impacts in their supply chains.

New UN recommendations to companies, governments and investors state that human rights due diligence is critical to determining responsibility and accountability amongst states and businesses.

Driven by the UNGPs, there is a proliferation of corporate policies designed to make sure human rights are being respected throughout supply chains. So why isn't this occurring more widely?

Research shows that where business enterprises are involved in rights abuses, victims continue to struggle to access remedy, despite basic human rights principles.

Companies must ensure that everything possible is being done to ensure safe working conditions for migrant workers in their supply chains in Southern Spain.

How and why companies can defend the rights of trade union activists.