How can I get the PostScript name of a TTF font installed in OS X? I have a True Type font installed on my Mac that I have added to an X-Code development project. For the life of me, I cannot get it to work with my application, but I think it's because I'm using the wrong font name.

Using Font Book, or any other tool, how can I get the Postscript font name from the font metadata?

I have a hunch that the Postscript name might be different from the Font name, but I need to verify.
Open the Font Book application. (It should be in your Applications folder.)
Select the font you need the Postscript Name for.
Select Show Font Info from the Preview Menu. ( Or use ⌘+i).

If you are seeing only a preview ensure you click on the i