President-elect Donald Trump has appointed Susie Wiles as his White House chief of staff, marking her as the first woman to hold this influential position. Wiles, who previously managed Trump's successful campaign, is credited for her disciplined approach and effectiveness, as noted by Trump in his announcement. He praised her as 'tough, smart, innovative,' and expressed confidence she would continue to contribute positively to his administration. The appointment comes after Trump's significant electoral victory, where he won the popular vote by over 4 million. Wiles’ leadership is expected to play a crucial role in shaping the administration's policies and personnel decisions.