Mentoring Makes A BIG Impact

Measuring impact is at the heart of how we work at Big Brothers Big Sisters. Our approach is clear—measure, learn, improve, and repeat. Together, we’re building a movement that changes lives today and strengthens society for generations to come.

Big Camille and Little Nevaeh
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Economic Gap Closed

Groundbreaking research from a 30-year longitudinal economic study “The Long-Term Impacts of Mentors: Evidence from Experimental and Administrative Data” conducted in partnership with Harvard researchers and the U.S. Department of the Treasury, confirms that mentoring delivers real, measurable economic outcomes.

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Being a Little has a BIG Impact


When compared to youth not in BBBS programs, Littles were:

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Less likely to begin using illegal drugs

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Less likely to begin using alcohol

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Less likely to skip school

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Less likely to skip a class

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Less likely to hit someone