Dr. Tenneille Ludwig is the Director of the WiCell Stem Cell Bank overseeing the banking, distribution, and operation of the core facility at WiCell. Between 2001-2007 she worked in Dr. James Thomson’s laboratory where her work on the optimization of cell culture conditions resulted in the development of the first defined, feeder-independent culture system for human embryonic stem cells (TeSR/mTeSR). Dr. Ludwig is a member of the Stem Cell and Regenerative Medicine Center at the University of Wisconsin and has served as a Scientific Advisor to multiple boards. She serves on the steering committee for the International Stem Cell Banking Forum (ISCBF) and operates one of the Core Laboratories for the International Stem Cell Initiative (ISCI).