Provided are systems, methods, and computer-readable medium for operating a content delivery system. In various examples, the content delivery system can transmit a series of queries to a computing device for display in an application executing on the computing device. The content delivery service can receive a set of responses, and determine from the responses scores for each of a set of drivers associated with a plurality of content sessions. The content delivery service can also select particular content sessions using the scores. The content delivery service can also determine an order and schedule for presenting the particular content sessions and output a customized content program according to the order and schedule.