Nature. 457(7233):1080–1081, FEBRUARY 26TH, 2009 DOI: 10.1038/4571080a , PMID: 19242454 Issn Print: 0028-0836 Publication Date: February 26th, 2009 Print Man, machine and in between: Brain-implantable devices have a promising future. Key safety issues must be resolved, but the ethics of this new technology present few totally new challenges, says Jens Clausen. Jens Clausen; + Author Information 1Jens Clausen is at the Institute of Ethics and History in Medicine, University of Tübingen, Tübingen, Germany. e-mail: firstname.lastname@example.org Checking for direct PDF access through Ovid Abstract Abstract unavailable for this article.