Luke MacGregor/ReutersOpen Society Foundations, one of the world’s most prominent philanthropic networks, is gutting its staff, the organization said on Friday. Founded by billionaire George Soros, the group currently employs about 800 people globally; at least 40 percent of those workers will soon be out of jobs.Earlier this month, Soros generated headlines after announcing that he was ceding control of Open Society to his 37-year-old son Alexander. The younger Soros quickly declared that he pl