We’ve moved it backward and forward pretty equally in Republican and Democratic administrations, that’s a criticism or a charge that’s been unfounded. Rachel Bronson More Quotes by Rachel Bronson More Quotes From Rachel Bronson We really track existential threats that are man-made, but the factors that have really moved the clock have always been nuclear from the beginning. Rachel Bronson latest-headlines We really track existential threats are that are man-made, but the factors that have really moved the clock have always been nuclear from the beginning. Rachel Bronson politics It’s really a judgment, they’re not back there calculating anything, though they do that frequently in their every day jobs. Rachel Bronson politics