Technology is transforming the world of philanthropy in ways that should ultimately give a voice to those people whom the charities aim to help, said Mari Kuraishi, co-founder and president of GlobalGiving, a 10-year-old nonprofit that connects donors with groups that manage charitable projects via the web. In a keynote speech at the recent Wharton Social Impact Conference, Kuraishi outlined the ways in which organizations are becoming more effective, and shared insights from the sometimes tough lessons she has learned along the way. According to Kuraishi, the new model in philanthropy includes moves toward micro-donations and the ability to track how small projects are performing in the field. She had some advice for students who are on the path to becoming social entrepreneurs: Remain flexible. “The most important thing to me at least ten years down the road is that we have been able to adapt. By all means be passionate about the overall objective.…