Nirenberg knew Chern personally; the two even collaborated on a joint paper in 1969.
We collaborated on the colours of the print and of course the package design and print placement.
Imagine that JD Salinger and Gabriel Garcia Marquez had collaborated on a manga version of The Maltese Falcon.
Palin's ghostwriter, Lynn Vincent, has previously collaborated on the memoirs of a retired general, William Boykin, the former head of the US army's Special Forces Command.
We later collaborated on a script for a faintly icky TV show that was going to be shot overseas, and then he sent me a screenplay that was in need of an English version for foreign investment.