Having a laugh in Mommy and Daddy's bed. Graham, to Erin: There are 4 things I'm thinking about being when I am grown up. Number 1: Teacher Number 2: Geologist Number 3: Paleontologist Number 4: Anthropologist After I asked, I learned that #3 and 4 were inspired by the description of the American Museum of Natural History, in the New York, New York book.