Kazimierz Nowak (11 January 1897 in Stryj – 13 October 1937 in Poznań) was a Polish traveler, correspondent, reporter and photographer.

The book was edited by Nowak's daughter Elżbieta Nowak-Gliszewska and photographs were selected after consultation with professors Jan Czekanowski and Jerzy Loth.

[1] Kazimierz Nowak's accounts of the travel were first published jointly only as late as 2000, in a book entitled Rowerem i pieszo przez Czarny Ląd (Across the Dark Continent).

The Polish reporter Ryszard Kapuściński said in 2006 that it "is an utterly exceptional book", and added that: Its content and the personality of the writer account for its compelling nature.

The book was translated into Hungarian language in 2014 (Kerékpárral és gyalog a fekete földrészen át)[5] and into English in 2017 (Across The Dark Continent.