Change: Michael Hornstein & Catherine LeeResearch has shown that teacher quality - not class size, curriculum, nor facilities - is the single most important school-based factor influencing student   View changes from previous version. (Word count: 9788)

Change: The New Teacher ProjectShelly & BelindaVestergaard Frandsen GroupArchitecture for HumanityOne Laptop Per Child Google.orgInstitute for OneWorld HealthMedecins Sans FrontieresWes & Yin YinBenetechKivaGenocide Intervention NetworkPSISustainAbilityPATH========================= Better World BooksSusan Chen, Leah KarlinsBetter World Books   View changes from previous version. (Word count: 9534)

Change: Taproot is socially entrepreneurial because it seeks to change the pattern of pro bono work in society. Whereas pro bono work is common among lawyers   View changes from previous version. (Word count: 9446)

Change: Acumen’s venture capital model of investing, in which it takes a stake in the enterprises it invests in either in the form of debt or   View changes from previous version. (Word count: 9195)

Change: Ni &and BelindaYin ChiangYinPSI engages the private sector to alleviate health problems by providing low cost health care products to vendors. Started in 1970, PSI   View changes from previous version. (Word count: 9013)

Change: Officially called Doctors Without Borders in the United States, MSF is a secular humanitarian-aid NGO that targets war-torn regions and developing countries facing endemic disease.   View changes from previous version. (Word count: 9001)

Change: Perhaps what is most innovative about the Ethos Water business model is that it is so shockingly simple. It shows how some of the best, most profitable social enterprises aredon't somehave ofto thebe simplest.large and complex. Ethos Water has potential   View changes from previous version. (Word count: 8670)

Change: this organization entrepreneurial") under the previous paragraphs for that organization, or at the bottom of yourthe page if it hasnot assigment:been previously researched Organization=========================Susan Namenames& ofLeahBetter studentsWorld whoBooksHeifer researchedInternational thisCity organization YearGirls for a ChangeKickstart   View changes from previous version. (Word count: 8659)

Change: advocates, and 4) landmineadvocates. detection. In addition to identifying opportunities for technological applications to create social impact, the Benetech management team also performs viability research and develops product development and business plans for these applications. Benetech is a fascinating tech-oriented venture because   View changes from previous version. (Word count: 8469)

Change:  Delancey Street is considered the country’s leading residential self-help organization for substance abusers, ex-convicts, homeless, and others who have hit bottom. Many of its residents   View changes from previous version. (Word count: 8428)