Mbarek Ould Beyrouk, also known as Beyrouk, is a Mauritanian novelist and journalist born in 1957 in Atar, Mauritania. After studying law at Mohammed V University in Rabat, Morocco, he pursued a career in journalism. In 1988, he founded Mauritanie Demain, the first independent newspaper in Mauritania, becoming an important advocate for freedom of expression. He later served on the country's media regulatory authority and became an adviser to the President of Mauritania. His literary works include Et le ciel a oublié de pleuvoir (2006), Le Griot de l'émir (2013), and Le Tambour des larmes (2015). The Desert and the Drum, translated into English by Rachael McGill, won the 2016 Ahmadou-Kourouma Prize. His writing frequently explores the tensions between tradition and modernity, women's independence, and the social transformations shaping contemporary Mauritania.