Austin Rogers (Self - Jeopardy! All Star), Sami Jarroush (Self - Historian), Paul Sutter (Self - Physicist / Author), Kathleen Tracy (Self - Author / Historian), Adam Richman (Self - TV Host / Author), Daniel Dickrell (Self - Mechanical Engineer), Henny Admoni (Self - Robotics Professor at Carnegie Mellon University), Martin K.A. Morgan (Self - Author / Historian), Hakeem Oluseyi (Self - Astrophysicist / Author), Bryant Simon (Self - Author / Historian)