Greg Berlanti recalls his time at Northwestern with the fondest of memories: He enjoyed his independence, met some of his lifelong friends and simply loved school. There was just one aspect of his daily...

A&E Greg Berlanti — best known as the showrunner of shows such as “Arrow” and “The Flash” — always wanted to fly. “In my mind, when I was five or six or seven, I thought, ‘Oh, someday...