David Schippers is a Chicago

Chicago

Chicago is the largest city in the US state of Illinois. With nearly 2.7 million residents, it is the most populous city in the Midwestern United States and the third most populous in the US, after New York City and Los Angeles...

 lawyer.

He became a public figure when a friend of his, Congressman Henry Hyde

Henry Hyde

Henry John Hyde , an American politician, was a Republican member of the United States House of Representatives from 1975 to 2007, representing the 6th District of Illinois, an area of Chicago's northwestern suburbs which included O'Hare International Airport...

, asked him to be the Chief Investigative Counsel for the U.S. House Judiciary Committee, which was holding an inquiry on whether President Bill Clinton

Bill Clinton

William Jefferson "Bill" Clinton is an American politician who served as the 42nd President of the United States from 1993 to 2001. Inaugurated at age 46, he was the third-youngest president. He took office at the end of the Cold War, and was the first president of the baby boomer generation...

 had committed impeachable offenses in his handling of the Paula Jones

Paula Jones

Paula Corbin Jones is a former Arkansas state employee who sued U.S. President Bill Clinton for sexual harassment. The lawsuit was dismissed before trial on the grounds that Jones failed to demonstrate any damages...

 sexual harassment suit, during which he allegedly committed perjury regarding his affair with then White House Intern Monica Lewinsky

Monica Lewinsky

Monica Samille Lewinsky is an American woman with whom United States President Bill Clinton admitted to having had an "improper relationship" while she worked at the White House in 1995 and 1996...

. Schippers was a lifelong Democrat, but accepted and took the job in April 1998.

After an investigation which made headlines and television coverage around the world, the committee in December 1998 voted to impeach Clinton, a decision which Schippers himself supported.

In early 1999, being appalled at how the U.S. Senate conducted the impeachment trial, he penned the book "Sellout: The Inside Story of President Clinton's Impeachment," which vigorously attacked the Clinton White House and portrayed some members of the Senate in an unfavorable light. He also proceeded to do some investigative work for the conservative legal watch-dog group Judicial Watch

Judicial Watch

Judicial Watch is an organization that describes itself as "a conservative, non-partisan American educational foundation that promotes transparency, accountability and integrity in government, politics and the law." According to its mission statement, Judicial Watch "advocates high standards of...

.

Later, in 2001, Schippers claimed in an interview with Alex Jones

Alex Jones (radio)

Alexander Emerick "Alex" Jones is an American talk radio host, actor and filmmaker. His syndicated news/talk show The Alex Jones Show, based in Austin, Texas, airs via the Genesis Communication Network over 60 AM, FM, and shortwave radio stations across the United States and on the Internet...

 that he was warned ahead of time by FBI agents that a terror attack was going to occur in lower Manhattan.