As tech moguls start to dominate the list of largest givers, the forms of the gifts are shifting. In 2016, the country’s top 50 philanthropists combined to give roughly $5.6 billion to various causes, according to an analysis of publicly made gifts by the Chronicle of Philanthropy. In 2017, the top 10 givers alone almost doubled that sum, sharing $10.2 billion overall to various organizations, according to a new Chronicle of Philanthropy report. Four epitomize modern Silicon Valley success stories.Read Full Story.