Fig 2-1The New XYZ Matrix Approach shown in a Table Format. The left column represents the X axis (a specific target neurotechnology), the middle column indicates the Y axis (the nine developmental stages of a target technology), and the right column represents the Z axis (the four major areas of neuroethics investigation). As in
, the yellow line shows neuroethics research on legal issues regarding the use of tDCS and the red line shows neuroethics research on ethical issues regarding the use of DBS.
