An intelligence officer and linguist during the Vietnam War, he was awarded the Bronze Star and Air Medal in 1970.
In 1971 he began teaching English at Union 32 High School in East Montpelier, Vermont, where he taught specialized classes in journalism and expository writing at an advanced level, and worked for the Christian Science Monitor between 1987 and 1997.
Danziger lampooned the George W. Bush administration in many of his cartoons, some of which are collected in the anthologies Wreckage Begins with 'W' and Blood, Debt and Fears.
'"[8] In October 2005, Danziger published a cartoon in the Rutland Herald depicting a scientist unearthing a roulette wheel at an Abenaki archaeological site.
The Barre Montpelier Times Argus wrote: "Publishers of newspapers think it's okay to mock and offend Indians; they say, 'How could this possibly be racist, we're only kidding.'