He contributed to books focused on modern China, such as Shanghai - Histoire, promenades, anthologie et dictionnaire, directed by Nicolas Idier, in which he writes a chapter on martial arts.

[11] He was then recruited by Richard Descoings as head of external relations for Asia, the Pacific region, Africa and the Middle-East of Sciences Po.

[6] In 2012, he ran as an independent left-wing candidate for the MP seat of the Eleventh constituency for French residents overseas, that includes 49 countries in Asia and Oceania.

[2] Several media outlets identified him as close to Alexandre Benalla[2] and compared him to the character of intelligence officer Malotru in the TV series The Bureau[9] - a comparison reinforced by the fact that Chaker speaks Arabic fluently after living in Cairo.

[18][19] He then joined the leadership of the French Wan Laisheng association and authored several publications devoted to the history of martial arts.