Elizabeth Arledge

Nova takes viewers inside the operating room to witness organ transplant teams transferring organs from donors to recipients. Meet families navigating both sides of a transplant, and researchers working to end the organ shortage. Their efforts to understand organ rejection, discover ways to keep organs alive outside the body, and even grow artificial organs with stem cells, could save countless lives.

Examines the national public health threat posed by Alzheimer's disease, which erodes memory, thinking, and physical ability. Experts present evidence that unless a cure is found soon, the disease will have serious impact on the U.S. economy, bankrupting Medicare and Medicaid as well as millions of Americans.