Good / Successful
stride - Progress or advancement: A significant step forward in development or improvement; or a long step or pace: A way of walking with long, decisive steps.

The Supreme Court's decision was a signfication stride in the movement towards desegretation.
mogul - An important or powerful person, especially in the motion picture or media industry

With her universal name recognition, massive personal fortune, and successful television shows and movies, Oprah Winfrey is considered one of the biggest moguls on Earth.