Khalid Albaih is a political cartoonist from Sudan. In our interview, he talks about why he called himself an internet artist, how algorithms censor, why cartoons are important contemporary documents – and why they really don’t have to be funny.

Humour can be a powerful and non-violent tactic for protesting against authoritarian regimes. It has been used effectively in countries from Serbia to Thailand.

Mana Neyestani is among Iran’s most popular cartoonists. In our interview, the exiled artist talks about freedom of thought, red lines and why political satire is especially important in authoritarian countries.