Bob Johnson is the founder and CEO of Interspace Corporation, the company that makes the world's most expensive space pen holders.
He is a self-taught expert in the field of Space Pen Technology and has written extensively on the subject, including the bestselling book "The Art of the Space Pen".
Bob is also a passionate collector of rare and exotic cheeses, and his collection is rumored to be the largest in the world.
You can learn more about Bob's cheese collection here.