First Online: 25 January 2019
: A.M.L. is a consultant to Medtronic, Abbott (formerly St. Jude) and Boston Scientific and is Scientific Director of Functional Neuromodulation. H.B. has received honoraria for speaking from AlphaOmega, Medtronic and Boston Scientific and research support from the Magnet Program of the Israel Ministry of Economics. P.B. has received honoraria for speaking from Medtronic and Boston Scientific. S.C. is a consultant for Boston Scientific and for Medtronic and has received financial support from Medtronic for preclinical research purposes in the field of deep brain stimulation (DBS). K.M. has chaired advisory boards for studies of DBS for obsessive–compulsive disorder sponsored by Medtronic and has received travel and accommodation support to attend meetings from Medtronic and Abbott. C.C.M. is a paid consultant for Boston Scientific Neuromodulation and Kernel as well as a shareholder in the following companies: Surgical Information Sciences, Inc.; Autonomic Technologies, Inc.; Cardionomic, Inc.; Enspire DBS, Inc.; and Neuros Medical, Inc. T.S. has received limited research support for three investigator-initiated studies from Medtronic. M.S. owns stock in General Electric. J.V. receives grants and personal fees from Boston Scientific and is a consultant and paid speaker for Medtronic. J.K.K. is a consultant to Medtronic and Boston Scientific; has received fees for speaking from Abbott; is a past and honorary president of the European Society for Stereotactic and Functional Neurosurgery; and is a past president of the World Society for Stereotactic and Functional Neurosurgery. The other authors have no competing interests.