Read an April 19, 2013 article in the New Republic about the influences on the Boston Marathon bombers.

Read an April 22, 2013 essay at Wired.com that examines extremism under the lens of psychology.

Andrew Brown of The Guardian has an April 25 column exploring why some violent organizations feed off religion and others are atheistic.

William Saletan in Slate on April 28, 2013 rounds up several stories that explore the possible explanations and motivations behind the radicalization of the suspects.

An April 23, 2013 Associated Press story says questioning of Dzhokhar Tsarnaev by authorities indicated “the two brothers were motivated by an anti-American, radical version of Islam.” A CNN story adds that the older brother was the driving force behind the attacks and that they had no contact with international terrorist groups but were affected by watching videos online.

Read an April 28, 2013 article by John Blake at CNN about extremism.

Read a May 3, 2013 Time magazine essay about what the latest neuroscience says about the biological origins of evil actions.

Read a May 6, 2013 Rolling Stone article that analyses media’s effect on radicalism. It quotes John Horgan, director of the International Center for the Study of Terrorism at Pennsylvania State University, as downplaying the idea that young men can “self-radicalize” by watch YouTube videos and reading Al Qaeda magazines.”

Soka Gakkai International (SGI) is an international organization with its roots in Ontario that is committed to spreading peace, culture and education based on the humanistic Buddhist philosophy of Nichiren Daishonin. The organization has more than 12 million members in 192 countries and territories worldwide.