How farming is saving Migori widows from wife inheritance 

In combatting poverty, a giant informal economic system has quietly emerged in Africa. Women participate in micro-finance organizations that loan money in order to allow them to create businesses and become self-managing.

The health problems of millions of Americans are directly related to patients' failure to follow doctors’ orders. Community health workers are increasingly successful in New York and other American cities – not to substitute for doctors, but to help patients stick to their treatment plans.

Two columns on how Iran averted a major AIDS epidemic through needle exchange programs; a conservative theocracy is successfully treating drug abuse as if it were Amsterdam.

Many subprime borrowers in the United States are financially unable to buy a home themselves. An unconventional lender is trying to make it easier for low-income people to buy houses despite the tighter requirements that other lenders adopted after the mortgage bust.

One-pill-a-day generic AIDS drugs for poor countries are hard to make because each ingredient is patented by a different pharmaceutical company. The Patent Pool provides a way for companies to donate their intellectual property safely.

A overview of 2014's Fixes columns - connecting the dots between 60 or so ways that people are trying to change the world.

Poor people are less likely to make smart financial decisions; however, new research in the U.S. says this is not about intelligence but rather about a brain being overwhelmed with issues related to poverty. To combat that barrier of stress, organizations around the world are making financial decisions easier for people experiencing poverty by making borrowing easier and automating future financial planning, like 401(k) contributions.

The non-profit Root Capital created a lending initiative in Mexico which helps mid-size rural farmers gain access to capital, skills, and consumer markets from which they would otherwise be excluded.

For decades, AIDS has taken the lives of millions of people and infected millions more worldwide. The key to reducing the effect of AIDS, and even potentially curing it, involves treating patients as early as possible after being diagnosed with HIV, before the disease damages organs. San Francisco General Hospital developed the RAPID program for this purpose, with the goal of “Getting to Zero” the number of new infections and deaths.

54 million people in the United States, and 4.5 billion globally, have no credit to their name - making it nearly impossible for them to buy homes, apply for jobs and receive loans. Investors and lenders make an effort to help those with 'invisible credit' scores in financing essentials like homes or cars.