Director of the United States Secret Service
List of Chiefs and Directors
Table:
№	Name	Took office	Left office	Time in office	President appointed by

1	William P. Wood	William P. Wood (1820–1903)	July 5, 1865	1869	3–4 years	Andrew Johnson

2	Hiram C. Whitley	Hiram C. Whitley (1834–1919)	1869	1874	4–5 years	Ulysses S. Grant

3	Elmer Washburn	Elmer Washburn	1874	1876	1–2 years	Ulysses S. Grant

4	James Brooks	James Brooks	1876	1888	11–12 years	Rutherford B. Hayes

5	John S. Bell	John S. Bell	1888	1890	1–2 years	Grover Cleveland

6	Andrew L. Drummond	Andrew L. Drummond	1891	1894	2–3 years	Benjamin Harrison

7	William P. Hazen	William P. Hazen	1894	1898	3–4 years	Grover Cleveland

8	John Wilkie	John Wilkie (1860–1934)	1898	1911	12–13 years	William McKinley

9	William J. Flynn	William J. Flynn (1867–1928)	1912	1917	4–5 years	William Howard Taft

10	William H. Moran	William H. Moran (c. 1864–1946)	1917	1936	18–19 years	Woodrow Wilson

11	Frank J. Wilson	Frank J. Wilson (1887–1970)	1937	1946	8–9 years	Franklin D. Roosevelt

12	James J. Maloney	James J. Maloney	1946	1948	1–2 years	Harry Truman

13	U. E. Baughman	U. E. Baughman (1905–1978)	November 29, 1948	August 31, 1961	12 years	Harry Truman

14	James Joseph Rowley	James Joseph Rowley (1908–1992)	September 1, 1961	October 1973	12 years	John F. Kennedy

15	H. Stuart Knight	H. Stuart Knight	1973	1981	7–8 years	Richard Nixon

16	John R. Simpson	John R. Simpson (1932–2017)	1981	1992	10–11 years	Ronald Reagan

17	John Magaw	John Magaw (born 1935)	1992	1993	0–1 years	George H. W. Bush

18	Eljay B. Bowron	Eljay B. Bowron	1993	1997	3–4 years	Bill Clinton

19	Lewis C. Merletti	Lewis C. Merletti	June 6, 1997	March 3, 1999	1 year	Bill Clinton

20	Brian L. Stafford	Brian L. Stafford	March 4, 1999	January 24, 2003	3 years	Bill Clinton

21	W. Ralph Basham	W. Ralph Basham (born 1943)	January 27, 2003	May 30, 2006	3 years	George W. Bush

22	Mark J. Sullivan	Mark J. Sullivan	May 31, 2006	March 27, 2013	6 years	George W. Bush

23	Julia Pierson	Julia Pierson (born 1959)	March 27, 2013	October 1, 2014	1 year	Barack Obama

24	Joseph Clancy	Joseph Clancy (born 1955)	October 1, 2014	March 4, 2017	2 years	Barack Obama

–	William J. Callahan	William J. Callahan Acting	March 4, 2017	April 25, 2017	52 days	Donald Trump

25	Randolph Alles	Randolph Alles (born 1954)	April 25, 2017	Incumbent	1 year	Donald Trump

Per the details in the tabular data covering 'Director of the United States Secret Service' (see 'List of Chiefs and Directors'), give a one-line statement limited to the highlighted cells and format it within the following JSON object {"answer": "YOUR ANSWER"}.