 Together with Australian paleoartist John Conway and British paleontologist Darren Naish, Kosemen co-authored "All Yesterdays", a 2012 book exploring speculative ideas in paleoart, and "Cryptozoologicon", a book applying speculative evolution ideas to cryptids, both of which were widely covered in international media.Born in Ankara, Turkey in 1984, Kosemen studied at the Sabancı University in Istanbul and at the Cornell University in New York.Kosemen also studied at the Goldsmiths College in London, from which he holds a Master's degree in Documentary Film and Media Studies.