Tower of Hanoi and London performance after epilepsy surgery to the temporal or frontal lobes

The Tower of Hanoi (ToH) and Tower of London (ToL) puzzles are well established tools for analyses of planning and executive functions. There is, however, no consensus whether both puzzles measure identical cognitive skills and which brain areas are involved. This may be partly due to the various versions of ‘Towers' used in clinical and research environments. We used the tablet PC version of Hinz et al. (2007) that allows detailed analysis of e.g. different time measures, solution pathways, rule-breaks and errors and examined the performance of patients with well defined brain lesions after epilepsy surgery. We…