As the world rushes to reduce the negative impacts of climate change, ambitious sub-national actors are rising to the fore. The recent One Planet Summit exemplifies this trend. Earlier this month…

Prashant Kapoor, Marc Forni |

More than 1, 000 years. That’s how long recent estimates suggest it would take in some developing countries to legally register all land – due to the limited number of land surveyors in country…

Linus Pott |

Also available in: Español | Français  [[tweetable]]Basic infrastructure makes all the difference in the lives of people. Sometimes a road is all it takes…[[/tweetable]] [[tweetable]]Access to…

Sameh Wahba, Rafeef Abdel Razek |

Cities are where most people live and most economic activity takes place.

Ellen Hamilton, Philip E. Karp, Karima Ben Bih |

Are judicial reforms worth doing? It turns out, we cannot be sure, but we have a story to tell about a reform, its impact, and the impact of having measured that impact.

Florence Kondylis, Laurent Corthay |

A growing number of students in South Asia and Sub-Saharan Africa are enrolled in private primary or secondary schools. The World Development Report 2018 (on which I was a co-author) highlighted…

David Evans |

In Mali, residents of Timbuktu take part in the maintenance of the Djingareyber Mosque, a World Heritage Site, applying traditional repair techniques. (Tiecoura Ndaou / UN Photo) Imagine a city…

Sameh Wahba, Barbara Minguez Garcia |

Many urban residents these days will find it hard to imagine a life without mobile apps that help us locate a restaurant, hail a cab, or find a subway station—usually in a matter of seconds

Xueman Wang |

  Amina and her family in Dakar, Senegal have a metered private water tap in their yard,   but they don’t use it. (Photo: Sumila Gulyani / World Bank) Amina and her family had recently moved to…

Sumila Gulyani |

Recent news of declining numbers of new Ebola cases in Guinea, Liberia, and Sierra Leone suggest encouraging progress toward ending the epidemic. The human cost has been tragic and until we reach…

Mark Roland Thomas |