Because the character is a fiction, he's a composite of other contributors to the science that brought this enzyme therapy through the process. We had the opportunity to make him up out of those things that helped tell the story. We wanted to create both ally and antagonist for John [in the Extraordinary measures].
Harrison FordThe capacity to create [visual] effects in the computer has made the job easier, but it has also introduced the complexity that you can with a few more keystrokes generate such a busy canvas that the eye doesn't know where to go. You lose human scale on an event and you're just wowed by the kinetics and the visualization. But, often in those cases I feel you lose touch with the human characters and what it is that they would feel and how they might feel, and that's still the most important part.
Harrison Ford