Nothing is known about Mrs. Taylor life before or as the outbreak began. It is known that she is Nikki's Mother. In the episode "Fort Defiance" Dutch Velders comes in to her apartment and they talks about Nikki's past life. Dutch Velders tells her that she is alive and Mrs. Taylor gets mad about how Dutch Velders is alive as they argue for a little while after that Dutch Velders leaves her apartment. In "Fallen Light" she seen packing up some luggage to their SUV and she also talked about how there is "tragedies" everywhere telling the reason why they are leaving New York.
As the outbreak in Season 3 expanded onto more states it is unknown if she will survive.