Davos: This year, the World Economic Forum was once again haunted by the question of wealth inequality.  REUTERS/Ruben Sprich

As the sun went down on another World Economic Forum, and the last helicopter left the skies over Davos, debate had already begun about the purpose o(...)

Sheryl Sandberg, chief operating officer of Facebook, attends the  “Transformation of Tomorrow”  session in Davos. Photograph:  Ruben Sprich/Reuters

She may be one of the top executives at the world’s most successful social media company, but Sheryl Sandberg had some encouraging words for tradition(...)

Clockwise from top: Rwanda’s Paul Kagame; Uganda’s Yoweri Museveni; DRC president Joseph Kabila; and  Burundi’s Pierre Nkurunziza

The recent decision by Rwanda’s electorate to allow Paul Kagame to seek a third term in office – and Kagame’s confirmation last Friday that he will do(...)

Paul Kagame: he has been president since 2000 but has been in control since  1994. Photograph: Johannes Eisele/AFP/Getty Images

Rwandan president Paul Kagame has announced his intention to seek a third term in 2017, confirming a decision that was widely expected following the a(...)

Burundi’s President Pierre Nkurunziza (centre) at  celebrations marking the 53rd anniversary of the country’s independence at a stadium in Bujumbura on July 1st, 2015. File photograph: Marco Longari/AFP/Getty Images

Burundi’s President Pierre Nkurunziza said on Wednesday that Burundians would fight any peacekeepers sent into the country by the African Union, in hi(...)

Burundian police officers collect a cache of weapons recovered from suspected fighters after clashes in the capital Bujumbura last week. Photograph: Jean Pierre Aime Harerimana/Reuters

The African Union said it was ready to send 5,000 peacekeepers to Burundi to protect civilians caught up it a growing crisis, the first time the bloc (...)

A voter shows off his inked thumb after casting his vote in Rwanda’s capital Kigali   during a referendum as Rwandans vote to amend its constitution to allow President Paul Kagame to seek a third term.  Photograph: James Akena/Reuters

Rwandans voted on Friday in a referendum on changing the constitution that would allow President Paul Kagame to extend his term in office, possibly un(...)

Policemen in the Musaga neighbourhood of Bujumbura during a demonstration against the Burundian president Pierre Nkurunziza’s third term. Photograph: Carl de Souza/AFP/Getty Images

Rwandan president Paul Kagame implored neighbouring Burundi to avoid the ethnic violence that ended in genocide in his country in 1994, in an emotiona(...)

Bono at a solar array in Rwanda part-financed by President Obama’s Power Africa initiative

‘Wonk and sizzle.” That’s Roxy Philson’s phrase to explain her organisation’s working method. Their goal is nothing short of mobilising the resourc(...)

US president Barack Obama with African Union chairperson Nkosazana Dlamini Zuma (right) arrives to speak about security and economic issues and US-Africa relations at the African Union headquarters in Addis Ababa on Tuesday. Photograph: Saul Loeb/AFP/Getty Images

Barack Obama has made a scathing attack on Africa’s culture of presidents-for-life, urging the continent’s leaders to follow the example of George W(...)