Bengt Vilhelm Hägglund (22 November 1920 – 8 March 2015) was a Swedish theologian.
The book, translated, inter alia, to English, German, Portuguese and Russian, was first published in 1956.
[1] Upon graduation from secondary school in 1938, Hägglund enrolled at Lund University, writing his dissertation in 1951.
In 1958 he was a guest lecturer at Germany's Heidelberg University before returning to Lund as a forskardocent (research fellow, 1960–69).
[2] In 1971 Saint Louis University, a private Jesuit institution, awarded Hägglund an honorary doctorate of divinity, and in 1981 he received an honorary doctorate of theology from Ruhr University Bochum.