1. A device for planning a neuromodulation therapy, whereby the device comprises receiving means to receive brain default mode network data of a patient, template means comprising a template brain default mode network data, normalizing means being configured such that normalized patient brain default mode network data is prepared on the basis on of the received brain default mode network data and the template brain default mode network data, storage means comprising a brain default mode network data base, and comparison means configured such that the normalized patient brain default mode network data and the data contained in the brain default mode network data base are compared.