Question: For Us the Living: The Medgar Evers Story is a film based on a book by William Peters and an American civil rights activist who was the chairwoman of what?

Context paragraphs:
Dave Dennis (activist): David J. Dennis is a civil rights activist active in the movement since the 1960s.  He grew up in the segregated area of Omega, Louisiana, and worked as co-director of the Council of Federated Organizations (COFO), as director of Mississippi's Congress of Racial Equality (CORE), and as one of the organizers of the Mississippi Freedom Summer of 1964.  Dave Dennis worked closely with both Bob Moses and Medgar Evers as well as members of SNCC, the Student Nonviolent Coordinating Committee.  Dennis' first involvement in the Civil Rights Movement was at a Woolworth sit-in organized by CORE and he went on to become a Freedom Rider in 1961.  More recently Dennis has put his activism toward a new project, the Algebra Project, which is a nonprofit organization run by Bob Moses that aims to improve the mathematics education for minority children.  Dennis also speaks about his experiences in the movement through an organization called Dave Dennis Connections.

USNS Medgar Evers (T-AKE-13): USNS "Medgar Evers" (T-AKE-13) is a "Lewis and Clark"-class dry cargo ship of the United States Navy, named in honor of World War II veteran and civil rights activist Medgar Evers (1925–63).  The Navy announced the naming on 9 October 2009.  National Steel and Shipbuilding Company started construction on 15 April 2010, and laid her keel on 26 October 2010 in San Diego.  Gina Buzby, wife of Rear Admiral Mark Buzby, MSC commander, was the keel-laying ceremony honoree.  It helped transfer stores to the USS "Harry S. Truman" in 2016.

For Us the Living: The Medgar Evers Story: For Us the Living: The Medgar Evers Story is a made-for-television biopic that aired on PBS on March 22, 1983.  The film was based on the book, "For Us, the Living", by Myrlie Evers-Williams and William Peters.

Myrlie Evers-Williams: Myrlie Louise Evers–Williams (née Beasley; born March 17, 1933) is an American civil rights activist of the Civil Rights Movement and journalist who worked for over three decades to seek justice for the murder of her civil rights activist husband Medgar Evers in 1963.  She was also chairwoman of the NAACP, and published several books on topics related to civil rights and her husband’s legacy.  On January 21, 2013, she delivered the invocation at the second inauguration of Barack Obama.

Only a Pawn in Their Game: "Only a Pawn in Their Game" is a song written by Bob Dylan about the assassination of civil rights activist Medgar Evers.  Showing support for the African Americans during the American Civil Rights Movement.  It was released on Dylan's "The Times They Are a-Changin'" album of 1964.  The song suggests that Evers' killer, Byron De La Beckwith does not bear sole blame for his crime, as he was only a pawn of rich white elites who incensed poor whites against blacks so as to distract them from their position on "the caboose of the train" in order create a more 'perfect white American society'.

Ghosts of Mississippi: Ghosts of Mississippi is a 1996 American biographical courtroom drama film directed by Rob Reiner and starring Alec Baldwin, Whoopi Goldberg, and James Woods.  The plot is based on the true story of the 1994 trial of Byron De La Beckwith, the white supremacist accused of the 1963 assassination of civil rights activist Medgar Evers.

T. R. M. Howard: Theodore Roosevelt Mason "T. R. M." Howard (March 4, 1908 – May 1, 1976) was an American civil rights leader, fraternal organization leader, entrepreneur and surgeon.  He was one of the mentors to activists such as Medgar Evers, Charles Evers, Fannie Lou Hamer, Amzie Moore, Aaron Henry, and Jesse Jackson, founded Mississippi's leading civil rights organization in the 1950s, the Regional Council of Negro Leadership, and played a prominent role in the investigation of the kidnapping and murder of Emmett Till.  He was also president of the National Medical Association and chairman of the board of the National Negro Business League and a leading national advocate of African-American businesses.

Medgar Evers College: Medgar Evers College is a senior college of The City University of New York (CUNY), offering baccalaureate and associate degrees.  It was officially established in 1970 through cooperation between educators and community leaders in central Brooklyn.  It is named after Medgar Wiley Evers, an African American civil rights leader who was assassinated on June 12, 1963.

Charles Evers: James Charles Evers (born September 11, 1922) is an American civil rights activist and former politician.  A Republican, Evers was known for his role in the Civil Rights Movement along with his younger brother Medgar Evers.  He was made the National Association for the Advancement of Colored People (NAACP) State Voter Registration Chairman in 1954.  After his brother's assassination in 1963, Evers took over his position as field director of the NAACP in Mississippi.  As field director, Evers organized and led many demonstrations for the rights of African Americans.

Medgar Evers House: The Medgar Evers House is a historic house museum at 2332 Margaret Walker Alexander Drive in Jackson, Mississippi.  Built in 1956, it was the home of African-American civil rights activist Medgar Evers (1925-1963) at the time of his slaying.  Now owned by Tougaloo College, the restored house is open for tours by appointment.  It was designated a National Historic Landmark in 2017.

Supporting paragraphs: For Us the Living: The Medgar Evers Story Myrlie Evers-Williams
Answer: NAACP