The New-York Historical Society has named Doris Kearns Goodwin its American history laureate and will present her with its inaugural $50,000 Book Prize for American history for "Team of Rivals: The Political Genius of Abraham Lincoln" (Simon & Schuster), a biography of the president and his cabinet. The prize, to be awarded annually, will be bestowed on May 5 at the society’s annual "Weekend With History," a two-day program of informal conversations and presentations.