A proposal by the Obama administration to reshuffle federal STEM education programs hit the U.S. scientific community like a bombshell. For starters, they hadn't seen it coming and were miffed that they weren't consulted. They also want the White House to explain how it drew up the list of programs to be ended, merged, or expanded. But one career civil servant was intimately familiar with the plan because she was instrumental in designing it. Meet Kathryn Stack, a faceless bureaucrat with a lot of clout.