Organovo CEO Keith Murphy is resigning, effective April 21. Murphy, who plans to pursue entrepreneurial opportunities, will be replaced by Taylor J. Crouch, the former CEO of investigative clinical research company eStudySite. Murphy, who co-founded Organovo in 2007, will retain his position as chairman of the board and will act as an advisor during and after the transition. Read more at 3DPrint.com: http://3dprint.com/170959/keith-murphy-organovo/