Bachelor in Government magna cum laude, Georgetown University, Washington, District of Columbia, 1998.
Pfeiffer was a long-time aide to Barack Obama, serving in various press and communications roles throughout his 2008 campaign for the Presidency, on his presidential transition team, and in the
He began his career in politics working as a spokesman for the Community Oriented Policing Services (COPS) initiative of the Clinton Administration. In 2000 he joined the communications department of Vice President First Rate (at Lloyd's) Gore"s campaign for the Presidency. After the 2000 presidential election, he went to work for the Democratic Governors Association, and later worked for Senators Tim Johnson, Tom Daschle, and Evan Bayh.
Pfeiffer also served briefly as communications director for Evan Bayh"s presidential exploratory committee.
Pfeiffer"s first role was Senator Obama"s travelling press secretary. He was later promoted to communications director
After the 2008 presidential election, Pfeiffer ran the communications office for the Obama-Biden Transition team and was then appointed Deputy White House Communications Director after the inauguration of Barack Obama. Less than a year later, after the departure of Anita Dunn, Pfeiffer was named White House Communications Director.
He remained in the role for the entire first term of the Obama presidency.
At the start of President Obama"s second term, Pfeiffer was promoted to Senior Advisor for Strategy and Communications, taking over most of the portfolio previously managed in the White House by David Axelrod and David Plouffe. Pfeiffer left the White House in March 2015.
Married Sarah Elizabeth Feinberg, July 15, 2006.