Mary Robinson has been in Addis Ababa for the binannual meeting of the Gender is My Agenda Campaign, to meet Sudanese and South Sudanese women leaders, and stress the importance of involving women in the peace process between the two nations.

“We ought to do everything in our power to ensure girls can become all they can be.” Desmond Tutu

In November, Desmond Tutu and Graça Machel took part in a Girls Not Brides conference discussing how to end child marriage in Sub-Saharan Africa. The event in South Africa brought together activists, campaigners and experts from across the continent.

In a video interview with David Frost for Al Jazeera, Desmond Tutu offers his personal insight into the anti-apartheid struggle in South Africa and his concerns for the recent developments taking place in the country. Later, joined by Jimmy Carter, they discuss The Elders’ involvement in the Middle East and how they as an organisation decide where to focus their efforts.

For the International Day of the Girl 2012, Desmond Tutu and Mary Robinson travelled to the United States to take part in a series of events marking the day, including a meeting with US Secretary of State Hillary Rodham Clinton, a high-level panel discussion with UN Secretary-General Ban Ki-moon, and a live web conversation with child marriage activists and experts.

“The empowerment of girls holds the key to development and security for families, communities and societies worldwide.”

In an opinion piece published in newspapers around the world for the International Day of the Girl, Desmond Tutu and Ela Bhatt call on the international community to commit to ending child marriage in one generation – letting girls fulfil their potential for generations to come.

Why is child marriage the focus of the International Day of the Girl? How can we end this harmful practice that affects millions of girls every year? How can advocates and activists – especially young people all around the world – take a stand against child marriage?

On 11 October Mary Robinson, Christy Turlington Burns, experts and activists answered your questions and discussed child marriage in a live online conversation.

“Choices define us and allow us to realise our potential. Child marriage robs girls of this chance.” Desmond Tutu and Graça Machel

Thursday 11 October is the International Day of the Girl. Read more about why child marriage is the focus of the day – and how you can contribute to improving the lives of millions of girls worldwide.

"With or without legislation, we urge the Obama administration to make eliminating child marriage a foreign policy goal."

Writing in the Washington Post, Graça Machel and Desmond Tutu say we are not doing enough to fulfil our responsibility to protect young people from early marriage, and call on the United States government to make tackling child marriage a central focus of its international development agenda.

With efforts to achieve the Millennium Development Goals focused on the target date of 2015, UN Secretary-General Ban Ki-moon announces the appointment of Graça Machel and 25 other civil society, private sector and government leaders as members of a new high-level panel tasked with outlining a vision of the post-2015 global development agenda.

"Like no other generation before, we can choose the type of future that we will leave to the next generation. A transition to a safe and prosperous future is possible, but will require the full use of humanity’s extraordinary capacity for innovation and creativity... Tinkering at the edges will not do the job."

Gro Harlem Brundtland writes in the International Herald Tribune as world leaders gather for the Rio+20 summit on sustainable development.