William Sanford "Bill" Nye, popularly known as Bill Nye the Science Guy, is an American science educator, television presenter, and mechanical engineer.
Juliette N. Kayyem is an author and host of the WGBH podcast Security Mom. She serves as a national security analyst for CNN and is a weekly guest on Boston Public Radio. She is the Belfer Lecturer in International Security at the John F.
Kevin David Mitnick is an American computer security consultant, author and hacker, best known for his high-profile 1995 arrest and later five years in prison for various computer and communications-related crimes.