Personal accounts by people of all political colours from these islands and the wider world who met and interacted with Martin McGuinness at different points in his life: some over a lifetime, others more briefly.

InMartin McGuinness, The Man I Knew, Jude Collins offers the reader a range of perspectives on a man who helped shape Ireland's recent history. Those who knew Martin McGuinness during his life talk frankly about him, what he did and said, what sort of man he was. Eileen Paisley speaks of the influence she believes her husband, Ian, had on him; former Assistant Chief Constable Peter Sheridan recounts how the Derry IRA targeted him as a Catholic RUC policeman; peace talks chairman Senator George Mitchell comments on the role he played in talks that led to the Good Friday Agreement; and Sinn Féin President Gerry Adams remembers the man who for so many years was his closest colleague. Other contributors include; Ulster Unionist MLA Michael McGimpsey, prominent Irish-American Niall O'Dowd, peace talks chairman Senator George Mitchell, 54th Comptroller of the State of New York Thomas P. Di Napoli and Presbyterian minister David Lattimer.