Jerry Ahern was an American author known for his work in the action and adventure genres. He gained popularity for his series of novels featuring the character The Survivalist, which focused on themes of survival and preparedness in a post-apocalyptic world. Ahern's writing often combined elements of military fiction and political commentary. In addition to his novels, Ahern was also involved in writing screenplays and contributed to various magazines. His work has been influential in the survivalist community, and he is remembered for his engaging storytelling and ability to capture the challenges of extreme situations.