Sirius Satellite Radio Co-Founder to Be Inducted Into Clark School Innovation …PR-USA.net (press release)Fresh from his latest satellite launch in Kazakhstan, Robert Briskman, co-founder of Sirius Satellite Radio, will return to the A. James Clark School of …SIRIUS XM Adds Over 334000 Net Subscribers in the Third QuarterPR-USA.net (press release)all 5 news articles »