Surviving Active Shooter Attacks and Other Violent Events | Aristides Jimenez | TEDxSanAntonio
15:37
School shootings can be prevented -- here's how | William Woodward | TEDxMileHigh
16:37
How to kill your body language Frankenstein and inspire the villagers: Scott Rouse at TEDxNashville
12:34
How to Prevent School Shootings | Jillian Peterson | TEDxHamlineUniversity
18:20
TEDxSanDiego - 2011 - Martha Beck - The Four Technologies of Magic
14:59
L'enseignement de Columbine sur la douleur et les addictions | Austin Eubanks | TEDxMileHigh
12:58
Three-pronged B.E.A.S.T: study of mass shootings as a complex American issue | Jayla Hodge | TEDxCSU
17:28
The story of Sandy Hook | Dr. Janet Robinson | TEDxSHS
17:40