1. A system comprising: an electronic data store configured to at least store data associated with a plurality of stories, wherein the data associated with each story comprises referent data identifying one or more referents referenced in content of the story; and a computing system comprising one or more hardware computing devices, said computing system in communication with the electronic data store and configured to at least: receive information identifying a plurality of stories of interest to a user, wherein the plurality of stories of interest to the user comprise a first story listed in a first list associated with the user and a second story listed in a second list associated with the user; assign a first list weight to the first list; assign a second list weight to the second list; determine a referent of potential interest to the user based at least in part on (a) the first list weight, (b) the second list weight, and (c) the referent data stored in the electronic data store, wherein the referent of potential interest is determined based at least in part by identifying that the referent of potential interest is referenced in content of the first story of the plurality of stories of interest to the user and is also referenced in content of the second story of the plurality of stories of interest to the user, wherein the second story is different than the first story; and determine a recommended story for the user, wherein the recommended story is determined based at least in part on a determination that the recommended story is associated with the referent of potential interest to the user, wherein the recommended story is not one of the plurality of stories of interest to the user identified in the received information.
1. A system comprising: an electronic data store configured to at least store data associated with a plurality of stories, wherein the data associated with each story comprises referent data identifying one or more referents referenced in content of the story; and a computing system comprising one or more hardware computing devices, said computing system in communication with the electronic data store and configured to at least: receive information identifying a plurality of stories of interest to a user, wherein the plurality of stories of interest to the user comprise a first story listed in a first list associated with the user and a second story listed in a second list associated with the user; assign a first list weight to the first list; assign a second list weight to the second list; determine a referent of potential interest to the user based at least in part on (a) the first list weight, (b) the second list weight, and (c) the referent data stored in the electronic data store, wherein the referent of potential interest is determined based at least in part by identifying that the referent of potential interest is referenced in content of the first story of the plurality of stories of interest to the user and is also referenced in content of the second story of the plurality of stories of interest to the user, wherein the second story is different than the first story; and determine a recommended story for the user, wherein the recommended story is determined based at least in part on a determination that the recommended story is associated with the referent of potential interest to the user, wherein the recommended story is not one of the plurality of stories of interest to the user identified in the received information. 3. The system of claim 1 , wherein the recommended story is determined based at least in part on a determination that the recommended story is associated with two or more referents determined to be of potential interest to the user.