Comic book artist, graphic designer and a musician.
Jonas worked as a cartoonist for Playboy (Czech Edition), creating comics like The Empress, Kitty Style and co-creating Pussycat Assassins.
He also was the head writer and artist on Kapsy (Euromedia, 2018) – the first comic book adaptation of Karel Čapek's Tales From Two Pockets. And worked as the head artist on Karel IV. – Emperor of the World (Albatros, 2016) – a graphic novel about the Holy Roman Emperor Charles IV. He's the creator of KIWI (Primus, 2009; Albatros, 2017) – a comic strip about flightless birds.
Since 2014 he’s been designing racing apparel for his sister – Ester Ledecka – the first woman to win a gold medal in two different sports in a single Winter Olympic Games.
His work also includes commissions for Crew & DC Comics, Mattel, Coca-Cola, Schweppes, SG Snowboards, Continental AG, Audi, Elle magazine [CZ], Vogue magazine [CZ], Future Gate Festival and more.