Embodiments of the present invention provide systems, methods, and computer program products for processing responses from services (e.g., content providers) and managing content tailoring by services and/or recommender systems used by those services. Embodiments of the present invention can afford users with the ability to control the diversity of content in responses provided by services based one or more detected themes of the responses. Furthermore, embodiments of the present invention may be used to provide users with enriched responses from services, without needing cooperation of those services.