Four Silicon Valley billionaires in particular are trailblazing an effort to help the Democratic Party with obtaining more data by creating start ups and tech tools specifically to rival Republicans in that field, according to nearly two dozen interviews conducted by Vox's digital news arm Recode. LinkedIn founder Reid Hoffman, Facebook co-founder Dustin Moskovitz, philanthropist and Steve Jobs' widower Laurene Powell Jobs and former Google CEO Eric Schmidt are all behind this effort to help defeat Donald Trump.