Michael Callen

Mobile-izing Savings with Defaults in Afghanistan: How ‘nudges’ can help us save

Mobile-izing Savings with Defaults in Afghanistan: How ‘nudges’ can help us save

November 30, 2015

By Michael Callen, Joshua Blumenstock, and Tarek Ghani - NextBillion

The number of people with phones is far higher than the number of people who have easy access to traditional bank branches, especially among the rural poor. Until now, however, no one (to our knowledge) has tested whether mobile banking can facilitate default savings programs.

Could a smartphone app help stop the next polio outbreak in Pakistan?

Could a smartphone app help stop the next polio outbreak in Pakistan?

November 13, 2015

By Michael Callen - The Express Tribune

Neighboring India eliminated the disease in 2011, after switching to a more effective vaccine and ramping up vaccination efforts. Compared to Pakistan, India clearly had greater capacity to respond, and it didn’t face as much political unrest or a border with Afghanistan. Still, many other countries with weak central governments had eliminated the disease. So why not Pakistan?

Could a smartphone app help stop the next polio outbreak in Pakistan?

Could a smartphone app help stop the next polio outbreak in Pakistan?

November 12, 2015

By Michael Callen - The Conversation

Between 1988 and 2013, the number of cases of polio worldwide plummeted from 350,000 to 406. The number of countries in which the disease was endemic also went down, from 125 to three. The world seemed on the verge of eradicating the disease once and for all.

A new kind of development professional: The development engineer

A new kind of development professional: The development engineer

September 23, 2015

By Catherine Cheney - DevEx

"I think one of the great opportunities of development engineering is that many of the innovations solve thorny issues that have long been obstacles for governments in developing countries," [Mike Callen] said, pointing to "ICT for Accountability" as "only a small part of the DE movement." Callen called the movement synergistic with the smart policy movement, adjusting policy based on data and evidence.

Doorstep banking in rural Sri Lanka increases customer savings … and income

Doorstep banking in rural Sri Lanka increases customer savings … and income

February 3, 2015

By Michael Callen, Suresh de Mel, Craig Macintosh, Christopher Woodruff - VoxEU

Recent findings in development economics indicate that microloans are likely to perform best when accompanied by financial education, insurance, and savings products. This column presents evidence from a natural experiment in Sri Lanka, which involved door-to-door collection services among rural households.