"Thoroughly engaging."—Kirkus
"Coodley's biography should renew interest in the works of this passionate writer."—Publishers Weekly
"An invaluable look at Sinclair's full life and influential work."—Carl Hays, Booklist
"Coodley's book is a welcome resource both for general readers eager to learn more about Sinclair's life after The Jungle and for historians eager for new perspectives on an iconic (and iconoclastic) activist."—Justin Nordstrom, Journal of American History
"This new biography goes beyond the usual focus on Sinclair's literary prowess to examine the extent of his entire life and his influence on California and American civil and social rights, and fills in gaps narrower focuses have created in the past."—James A. Cox, Midwest Book Review
"Upton Sinclair is an asset for those beginning to impose order on the real-life and imagined women who help constitute Sinclair's legacy."—Laura Hapke, Working USA:The Journal of Labor and Society
"It is Coodley's sensitivity to the women in Sinclair's life—a key reason behind his long-lived political activism—that is the most interesting element in this well-researched and well-written book."—Kevin Mattson, Western Historical Quarterly
"This new biography of the much-studied Upton Sinclair actually breaks new ground."—Joe T. Berry, Labor Studies Journal
"[Upton Sinclair is a] concise, lucid, and interesting biography."—Lawrence Wittner, Huffington Post
"A rounded, insightful sense of Sinclair and his times."—Historical Novel Society