Best-known for his roles on The O.C.,Law & Order Special Victims Unit and numerous Hollywood films, Gallagher also lost his mother and grandmother to Alzheimer’s and is passionate about the quest for a cure.
Petersen is an award-winning TV journalist who has covered wars, tsunamis, the unspeakable deaths in Rwanda, and so much more, but faced his greatest challenge when his wife was diagnosed with Alzheimer's.
Nelson Dellis is a 4x USA Memory Champion and one of the leading memory experts in the world. He travels around the world as a competitive Memory Athlete, Memory Consultant and highly sought-after Keynote Speaker.
From TV journalist to radio personality, producer and businesswoman, Gibbons has been a part of America's living rooms for over 20 years. She hosts What Should You Do? and won The Celebrity Apprentice Season 7.