An example composer to author a variable video includes a builder to create scenes, a content retriever to assign content to the scenes, a library interface to point to the content for the scenes, a labeler to tag the scenes with at least one vector based on the content, a receiver to obtain first relevance data from first intended viewer of a first version of the variable video and to obtain second relevance data from a second intended viewer of a second version of the variable video, a mapper to chart a first sequence of two or more scenes based on a vector and the first relevance data and to chart a second sequence of two or more scenes based on a vector and the second relevance data, and a publisher to publish the variable video as a single file based on the first sequence and the second sequence.