Dr. Scalder was an administrator, technician, and scientist who served the Galactic Empire at the secret Tantiss Base at Mount Tantiss on the planet Wayland. As the Head Medical Officer, Dr. Scalder oversaw the Empire's cloning procedures. The officer personally welcomed Nala Se to Tantiss after the Kaminoan's own cloning laboratories were decommissioned and promised the alien scientist that the Empire had high hopes for her future