He is the son of Helaine Selin of Amherst , Mass . , and of Peter H. Davis of Saratoga Springs , N.Y . The bridegroom 's mother is a science librarian at Hampshire College in Amherst , and the editor of '' The Encyclopedia of the History of Science , Technology and Medicine in Non-Western Cultures , '' -LRB- Kluwer , 1997 -RRB- .