Kate O’Hearn figure dans ce catalogue avec 18 livres en 5 séries, dont Pegasus, Escape From Atlantis, Titans, Valkyrie et Shadow of the Dragon, ainsi que le livre notable Herm's Secret.
Escape from Atlantis
2021
Return to Atlantis
2023
Secrets of Atlantis
Pegasus and the Flame / The Flame of Olympus
2011
The Fight for Olympus / Olympus at War
The New Olympians / Pegasus and the New Olympians
2012
The Origins of Olympus
Rise of the Titans
2015
The End of Olympus
2016
Herm's Secret
2010
Kira
2008
Elspeth
2009
Titans
2019
The Missing
2020
The Fallen Queen
Valkyrie
2013
The Runaway
2014
War of the Realms