Loeb's writings have appeared in numerous newspapers and journals. His first book, Nuclear Culture, examined the daily life of atomic weapons workers at the Hanford Site in Tri-Cities, Washington. Hope In Hard Times portrayed ordinary Americans involved in grassroots peace activism. He has also written books examining student activism at universities, and his book Soul of a Citizen aimed to inspire citizen activists. His book The Impossible Will Take a Little While, an anthology of the achievements of activists in history who faced enormous obstacles, was named the #4 political book of 2004 by the History Channel and the American Book Association and won the Nautilus Book Award for best social change book of the year. In 2010 St Martin's Press released a wholly updated edition of Soul of a Citizen, which now has 170,000 copies in print between the two editions
