International audienceA substantial proportion of patients with brain damage and neurodegenerative diseases misuse common tools. However, this neuropsychological syndrome affecting everyday life is relatively unexplored in the field of experimental and clinical neuropsychology. Little is known about long-term evolution and specific evaluation and/or rehabilitation. This is partially due to the lack of an integrative theoretical framework taking into account all cognitive processes underlying gesture orientation, object selection, or action sequencing. Indeed, apraxia of tool use goes far beyond the traditional, obsolete distinction between ideational apraxia and ideomotor apraxia. This is a complex symptomatology requiring a conceptual and ...