humor_Arno Klein_by_Anisha Keshavan Published July 23, 2017 at 1233 × 813 in humor_Arno Klein_by_Anisha Keshavan ← Previous Next → Anisha KeshavanUniversity of California, San Francisco (UCSF) Rendered from an MPRAGE volume, using the NVIDIA IndeX visualization library: https://developer.nvidia.com/index and a GPU.