These college students moonlight as ‘grandkids' for hire. Seniors love it.

CitiStat has show great success in cities like Baltimore, where it has improved city services' efficiency (removing snow, fixing potholes, etc.). Many cities use Stat programs, but Baltimore has been a particular case of success. Looking at how it implemented its CitiStat program holds lessons for other cities.

Boston had a hard time solving civic problems efficiently and holding its leadership accountable. In response, a team in the Mayor's office was charged with "making Boston better through clever, low-cost hacks" such as a mobile app that allows residents to send government service requests to City Hall.

MoodGYM is an online program targeted to help those suffering from depression for whom it is a challenge to access therapy because of location or the stigma it carries. Essentially a therapy session in your pocket, the program allows users to access help at little to no cost, regardless of where they are or what time of day it is.

Low budget schools across the U.S. are having students use their smartphones as learning tools inside and outside the classroom. At no extra cost they can incorporate technology into the curriculum through a myriad of applications, from homework reminder apps to free cloud document platforms like Google Docs.

The 2008 recession’s job losses spurred a development of a Do-It-Yourself economy. With the advent of Uber, Etsy, Airbnb, and others, the marketplace has become full of micro-entrepreneurs who thrive with independent web-assisted businesses.

Text4baby is a free service that sends text messages to pregnant women, and new mothers to provide them with useful tips to keep themselves and their babies healthy. This solution involves many different types of organizations such as for-profit health care providers, nonprofit community groups, wireless carriers, and government agencies. This program shows how you get a country — with all its diverse institutional strengths — to work as a team.

In war zones, people have a difficult time finding clean water and safe areas to inhabit. Social media, smart phones, and technology applications are aiding in people’s survival. In Aleppo, Syria, the International Committee of the Red Cross posted a map on Facebook to show alternative sources of clean drinking water that reached approximately 140,000 people.

The U.S. government has developed different sensors for irrigation devices that gauge water demand and help conserve use. as water shortages caused by drought have increased across the globe, and farmers are faced with economic burdens, such technology is focusin on sustainability for the future.

Some inner city schools, nonprofits, and businesses in New York lack the staff to make their organizations function for the people they serve. ReServe is a program that links retired professionals with part-time jobs in schools, libraries, hospitals and other city agencies to help fil this gap.

Prisons in the United States are overcrowded with many non-violent offenders and the cost to keep them in jail consumes public budgets. Criminal justice reform has attracted bipartisan interest with diverse proposals to aid adjust the incarceration rate. The Urban Institute has developed an interactive “prison population forecaster,” which helps citizens to assess the impact of different policies.