'Each true story in this series by outstanding authors Janet and Geoff Benge is loved by adults and children alike. More Christian Heroes: Then & Now biographies and unit study curriculum guides are coming soon. Fifty-five books are planned, and thousands of families have started their collections! Horrified by the poverty and human misery in industrial England, General William Booth and his Salvation Army brought the gospel and life-changing social services to the outcasts of society (1829-1912).