He is married to German-born illustrator Kerstin Konietzka-Knight,[2] and they have two children; they appear as characters in The K Chronicles and The Knight Life.

Knight is also the artist for two strips appearing in Mad: Father O'Flannity's Hot Tub Confessions and Bully Baby.

In the March 14, 2012, strip of The K Chronicles, Knight announced he was working on a graphic novel about his brief (1984–1985) career as a professional Michael Jackson impersonator.

Knight has become a public speaker, with comic strip slideshows addressing racial illiteracy, police brutality and the role it has played since the early years of the United States.

[2] In November 2018 it was announced that Hulu would be producing a half-hour sitcom, titled Woke, based on The K Chronicles and events from Knight's life.