Douglas Schoen is a founding partner and principle strategist for the firm of Penn, Schoen & Berland. One of the inventors of the science of 'overnight polling,' he is a prominent Democratic political consultant, pundit, and FOX News contributor. His political clients have included Bill and Hillary Clinton, Evan Bayh, and Michael Bloomberg, and he has worked for the heads of state of 15 countries, including former British Prime Minister Tony Blair and three Israeli Prime Ministers.