What is the real potential, and the real risk, of stem cell research? R. Sanders "Sandy" Williams, Exploratorium Board Member and President of the Gladstone Institutes, hosted Exploratorium donors for a program called "Lunch with a Scientist". Joined by Gladstone Neuroscientist and Stem Cell Expert Yadong Huang and Senior Biologist Kristina Yu, donors enjoyed a stimulating conversation on the topic of stem cell research and applications for medical treatment of Alzheimer's disease.