In the wake of the controversy regarding Ken Livingstone's comments on Adolf Hitler and Zionism in 2016 (see below), the book attracted further critical comment. Social historian David Rosenberg argues that Zionism in the Age of the Dictators is "badly written and with poor scholarship – a piece of tabloid journalism glued together with selective facts and lots of conjecture".[5] Brenner has stated that American publishing houses were not willing to print his work due to its controversial nature, and that his publishers (Croom Helm Ltd.) "gave [him] an ultimatum", saying "You are about to write the most controversial book imaginable ... So there can be no mistakes.