Luther and His Spiritual Legacy (Published by Michael Glazier, Wilmington, Del., 1983)
Chapters in PDF format:

Title, Contents, Foreword
Ch. 1 - Images of Luther
Ch. 2 - The Eve of the Reformation
Ch. 3 - Luther’s Life and Career to 1512
Ch. 4 - Luther’s Theology of the Cross, 1513-1518
Ch. 5 - Luther’s Reformation Decisions, 1518-25
Ch. 6 - Luther’s Later Life and Works, 1526-46
Ch. 7 - Luther’s Mature Spiritual Teaching
General Bibliography and Index

Living and Praying as simul iustus et peccator. A Chapter in Luther’s Spiritual Teaching (29 pages, 1989)

Martin Luther: the Heart Clinging to the Word (16 pages, 1990)

Applied Theology at the Deathbed: Luther and the Late-Medieval Tradition of the Ars moriendi (21 pages, 1998)

God and His Grace according to Luther (25 pages, 2001)

Recent Reviews of Books on Luther:

– Review of Thesaurus Lutheri, ed. Tuomo Mannermaa et al. (1987). Essays on Luther from the new perspectives developed in Finland in the 1980s.

– Review of Dokumente zur Causa Lutheri (1517-1521). Part 1. eds. Peter Fabisch and Erwin Iserloh (1988). Presenting original documentation on how Luther’s protest of 1517 on indulgences escalated to a canonical “case” against him for deviant teaching.

– Review of Ad fontes Lutheri. Toward the Recovery of the Real Luther. Festschrift Kenneth Hagen. Eds. T. Maschke, F. Posset, and J. Skocir (2001). Essays on Luther by colleagues and disciples of K. Hagen, long-time professor at Marquette University.

– Review of Theodore Dieter, Der junge Luther und Aristoteles (2001). On a painstaking investigation of what was at stake in Luther’s citations of Aristotle and arguments against Aristotelian positions.

– Review of Wolfgang Simon, Die Messopfertheologie Martin Luthers. Voraussetzungen, Genese, Gestalt und Rezeption (2003). On a monograph treating Luther’s theological handling of the Eucharist as sacrifice, which looks as well to how other Reformers received Luther’s creative account.
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Other studies on Luther by J. Wicks have come out in the volume, Luther’s Reform. Studies on Conversion and the Church (Mainz: Ph. von Zabern, 1992):
Approaching Luther’s Reform
Justification and Faith in Luther’s Theology
Luther’s Treatise on Indulgences, 1517
Fides sacramenti – Fides specialis: Luther’s Development in 1518
Roman Reactions to Luther: the First Year, 1518
Luther and Lived Religiosity
Holy Spirit – Church – Sanctification: Insights from Luther’s Instruction on the Faith

A Recent Review-Article is:
“Facts and Fears In and Around Martin Luther,” in Moreana (Angers, France) 37 (2000), 5-32. On Richard Marius, Martin Luther: The Christian Between God and Death (1999). Summarized in Luther Digest 10 (2002), 229-233.