A roundtable discussion in Politico Magazine published on Monday finally reveals why: Her own conscience would have made it difficult.
“When [Mattis] called me to ask me to consider ways to help, I had to give it due consideration,” Flournoy told Politico’s Susan Glasser. “But I also knew that he needed a deputy who wouldn’t be struggling every other day about whether they could be part of some of the policies that were likely to take shape.”
Flournoy, a cofounder of the Center for a New American Security, has served in a variety of top roles within the Pentagon in the past, and was considered a top pick for Secretary of Defense if Hillary Clinton had won. She most recently served during the Obama administration as undersecretary of defense for policy at the Pentagon, a highly-influential job that Mattis is still trying to get filled.
Read the whole story from Business Insider.