The most important role of a CEO is to empower those around them, according to Anna Brozek, CEO of Big Cartel. She put that belief to the test when her personal life took a turn — At the same time Big Cartel asked her to take a leadership role, she discovered she had developed Graves' disease. Realizing she needed to invest in her health and family, Anna has fostered a company culture that enables her employees to make better choices for their own lives, as well.